Editorial Board Profiles : Diseases of the Colon & Rectum

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Susan Galandiuk, M.D.


Profe​ssor of Surgery
Division of General Surgery
Program Director, Head, Section of Colon and Rectal Surgery
The Hiram C. Polk Jr., MD Department of Surgery
Director, Price Institute of Surgical Research
University of Louisville School of Medicine
Louisville, KY (USA)

Clinical/Research Interests: Crohn's disease, ulcerative colitis, colorectal cancer, inflammatory bowel disease, biomarker development, miRNAs

John R.T. Monson, M.D.


Colon and Rectal Surgeon
Advent Health
Orlando, Florida

Clinical/Research Interests: Minimally invasive technologies in colorectal cancer treatment, including Transanal Endoscopic Microsurgery (TEMS), laparoscopic surgery and robotic surgery

Scott R. Steele, M.D., M.B.A.


Chairman, Department of Colorectal Surgery
Rupert B. Turnbull, MD Endowed Chair in Colorectal Surgery
Cleveland Clinic
Professor of Surgery, Case Western Reserve University School of Medicine
Cleveland Ohio (USA)

Clinical/Research Interests: Inflammatory bowel disease, colorectal cancer, outcomes research

Section Editors

Karim Alavi, M.D., M.P.H.


Section Editor, Current Status Reviews

Associate Professor of Surgery
Director, Colon and Rectal Surgery Fellowship
University of Massachusetts Medical School
Worcester, Massachusetts

Clinical Interests: Inflammatory bowel disease, minimally invasive surgery, complex abdominal and anorectal surgery

Research Interests: Comparative effectiveness research, surgical innovation, health services research, quality improvement

Joshua I. Bleier, M.D.


Section Editor, Social Media & Readership Engagement
Associate Professor of Surgery
University of Pennsylvania / Perelman School of Medicine
Section Chief of Colorectal Surgery at Pennsylvania Hospital
Program Director of the Colorectal Fellowship
Chairman of the ASCRCS CREST Committee
Philadelphia, Pennsylvania (USA)

Clinical/Research Interests: Management and treatment of benign diverticular disease; colon and rectal cancer; standard and minimally invasive approaches; sphincter-preservation; surgical treatment of inflammatory bowel disease; the spectrum of benign anorectal and pelvic floor disorders, including sacral nerve stimulation for fecal incontinence; colonoscopy; advanced techniques for local treatment of early rectal polyps and cancers with transanal endoscopic microsurgery (TEM)

William C. Cirocco, M.D.

Section Editor, Historical Content

Banner MD Anderson Cancer Center
Section Head: Colon & Rectal Surgery
Phoenix, AZ

Clinical/Research Interests: Multidisciplinary treatment of rectal cancer, Hereditary Colorectal Cancer, Inflammatory Bowel Disease, Rectal Prolapse, diverticulitis​

Kyle G. Cologne, M.D.


Section Editor, Dynamic Articles, Video Vignettes, Podcasts
Associate Professor of Clinical Surgery
Associate Program Director, Colorectal Residency
University of Southern California Keck School of Medicine
Los Angeles, CA (USA)

Clinical/Research Interests: Minimally invasive surgery, colorectal cancer, surgical training, cost-effectiveness, QI measures, #VisualAbstracts

Alessandro Fichera, M.D.


Section Editor, Didactic Video Collections

Baylor University Medical Center
Dallas, Texas (USA)

Clinical/Research Interests: Inflammatory bowel disease, colorectal cancer, clinical trials

Daniel O. Herzig, M.D.


Section Editor, Resident's Corner

Associate Professor of Surgery
Digestive Health Center and Knight Cancer Institute
Oregon Health and Science University
Portland, OR (USA)

Clinical/Research Interests: Colorectal cancer, endoscopy, minimally invasive surgery, organ preservation treatment of rectal cancer

Deborah Keller, M.S., M.D.

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Section Editor, Patient Portal

Clinical Assistant Professor, Division of Colorectal Surgery, Department of Surgery

​University of California Davis Medical Center
Sacramento, CA 

Clinical/ research interests: Minimally invasive surgery, enhanced recovery, surgical quality improvement, colorectal cancer epidemiology, new technology implementation, surgical education, and rectal cancer imaging biomarkers

Sean J. Langenfeld, M.D.


Section Editor, Selected Abstracts

Professor of Surgery

Chief, Section of Colon and Rectal Surgery

Vice Chair for Quality and Compliance, Department of Surgery

University of Nebraska Medical Center​

Omaha, Nebraska

Clinical/Research Interests: Social Media, #VisualAbstract, online reputation management, minimally invasive surgery, colorectal cancer, inflammatory bowel disease

Rodrigo Oliva Perez, M.D., Ph.D.

Section Editor, International Content

Instituto Angelita & Joaquim Gama
Ludwig Institute for Cancer Research
Molecular Biology and Genomics Lab
São Paulo, Brazil

Clinical/Research Interests: Management of rectal cancer, prediction of response to neoadjuvant chemoradiation regimens, alternative organ-preserving strategies used for patients developing complete clinical response

Patricia Sylla, M.D.

​Section Editor, New Technology

Associate Professor
Department of Surgery
Division of Colorectal Surgery
Mount Sinai Hospital
New York, New York

Clinical/Research Interests: Rectal cancer, colon cancer, diverticulitis, IBD, clinical trials, minimally invasive techniques, transanal NOTES, adoption and training in new techniques/technologies

Statistical Editors

Mousumi Banerjee, Ph.D.​

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Statistical Editor
​Anant M. Kshirsagar Collegiate Research Professor of Biostatistics, ​University of Michigan, Ann Arbor

Clinical/Research Interests: Machine learning, prognostic modeling, survival analysis, correlated data, analyses of EHR, health services and outcomes research

Rick Nelson, M.D.

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Statistical Editor

Adjunct Professor 

UIC School of Public Health

Epidemiology and Biostatistics Division

​Chicago, Illinois 

Associate Editors

Maher A. Abbas, M.D.


Medical Director
Dubai Colorectal Clinic
Dubai, United Arab Emirates

Clinical/Research Interests: Minimally invasive surgery, therapeutic endoscopy, diverticulitis, rectal cancer, pelvic floor disorders, complex anorectal fistulas, hemorrhoids

Sam Atallah, M.D.


Associate Professor of Surgery
University of Central Florida
Chair of Colon & Rectal Surgery at Florida Hospital
Director for Research & Innovation at the Center for CR Surgery
Orlando, Florida (USA)

Clinical/Research Interests: Transanal minimally invasive surgery (TAMIS), robotic transanal surgery, minimally invasive surgery, taTME

Willem A. Bemelman, M.D., Ph.D.


Professor of Minimal Invasive and Colorectal Surgery
Department of Surgery
Amsterdam University Medical Centers
University of Amsterdam, The Netherlands

Clinical/Research Interests: Inflammatory bowel disease, recal cancer surgery, pelvic reoperative surgery, minimal invasive and transanal surgery

Liliana Bordeianou, M.D., M.P.H. 

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Chief, Colorectal Surgery Center at Massachusetts General Hospital

Director, Massachusetts General Hospital Pelvic Floor Disorders Center
Co-Chair, Mass General Brigham Colorectal Surgery Collaborative
Associate Professor of Surgery, Harvard Medical School
Massachusetts General Hospital, Boston, MA (USA)

Clinical/Research Interests: Pelvic floor, patient-reported outcomes

Bard C. Cosman, M.D., M.P.H.

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Professor of Clinical Surgery
University of California San Diego School of Medicine
Staff Physician, VA San Diego Healthcare System
San Diego, California

Clinical/Research Interests: Anal dysplasia, anal conditions in HIV, hidradenitis suppurativa, anal fistula, pilonidal sinus, colorectal conditions in spinal cord injury

Jennifer Davids,  M.D.

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Chief, Section of Colon and Rectal Surgery

Boston Medical Center

Boston, Massachusetts

Clinical/research interests:  Minimally invasive surgery, inflammatory bowel disease, colorectal cancer; diversity, equity, and inclusion; surgical education

Daniel L. Feingold, M.D.

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Professor of Surgery, Chief of the Division of Colorectal Surgery

Rutgers Robert Wood Johnson University Hospital, Chief of the Section of Colorectal Surgery, Rutgers Cancer Institute of New Jersey, New Brunswick, New Jersey

Clinical Interests: Colon cancer and rectal cancer, inflammatory bowel disease, complicated diverticulitis, anorectal maladies, colonoscopy

Research Interests: Evidence-based clinical care across the spectrum of colorectal diseases, history of medicine

Fergal Fleming, M.D.


Associate Professor of Surgery and Oncology
Department of Surgery
Uniersity of Rochester Medical Center
Rochester, New York (USA)

Clinical/Research Interests: Health services research with focus on colorectal cancer, epidemiology of colorectal cancer, perioperative optimization (prehabilitation)

Charles M. Friel, M.D., M.S.

Professor of Surgery
General Surgery Program Director
Chief, Section of Colorectal Surgery
University of Virginia
Charlottesville, Virginia (USA)

Clinical/Research Interests:

Chuan-Gang Fu, M.D.


Chairman and Professor
Department of Surgery
Department of Colorectal Surgery
Department of Gastro-Coloscopy
Shanghai East Hospital
Tongi University
Chairman, Chinese Society of Anorectal Surgeons
Fellow, Chinese College of Surgeons, Shanghai, P. R. China
Chairman, Society of Colon and Rectal Surgery, Shanghai, China

Clinical/Research Interests: Endoscopic diagnosis and treatment of early colorectal cancer and polyps. Diagnosis and surgical treatment of colorectal cancer, especially management of rectal cancer, including traditional open procedures and minimal invasive 3D laparoscopic surgery, NOSES. Surgical management of chronic constipation, rectal prolapse, hemorrhoids, polyposis et al. Mechanism of radiosensitivity of rectal cancer and pathogenesis

Sean C. Glasgow, M.D.


Chief of Surgery

James Quillen VA Medical Center
East Tennessee State University School of Medicine
Johnson City, Tennessee (USA)

Clinical/Research Interests: Benign & malignant diseases of the colon & rectum; treatment of peritoneal surface malignancies, including pseudomyxoma and carcinomatosis; combat casualty care, particularly abdominal trauma management

Emre Gorgun, M.D., MBA, FACS, FASCRS


Colorectal Surgery Vice Chairman, Department of Colorectal Surgery

Krause-Lieberman Chair in Laparoscopic Colorectal Surgery

Director of EndoLuminal Surgery Center, Lower GI

Cleveland Clinic  | Digestive Disease Institute/A30 

Cleveland, Ohio

Wilhelm Graf, M.D., Ph.D.


Uppsala, Sweden
Professor of Gastrointestinal Surgery
Institution of Surgical Sciences, Uppsala University, Sweden
Akademiska sjukhuset, Uppsala, Sweden

Clinical/Research Interests: Colorectal cancer, peritoneal carcinomatosis, fecal incontinence, motility disorders, anorectal surgery.

William J. Harb, M.D.


The Colorectal Center
Nashville, Tennessee (USA)

Clinical/Research Interests: Anorectal surgery, fecal incontinence, inherited colon and rectal cancer syndromes

Imran Hassan, M.D.


Clinical Associate Professor
Department of Surgery
University of Iowa
Iowa City, Iowa (USA)

Clinical Interests: Surgical management of benign and malignant colorectal diseases, minimally invasive surgery, and diagnostic and therapeutic endoscopy

Research Interests: Healthcare outcomes, health services research and process improvement initiatives

Alexander T. Hawkins, M.D., M.P.H.

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​Assistant Professor of Surgery

Director, VUMC Colorectal Research Center

Department of Surgery
Section of Colon and Rectal Surgery
Vanderbilt University Medical Center
​Nashville, Tennessee

Traci L. Hedrick, M.D., M.S.

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​Associate Professor of Surgery
Vice Chair, Clinical Affairs and Operations Co-Director Enhanced Recovery Program
Co- Lead Digestive Health Service Line
Department of Surgery
Section Colon and Rectal Surgery
University of Virginia Health System

Clinical/Research Interests: Quality, enhanced recovery after surgery, healthcare-associated infections/surgical site infections, minimally invasive treatments of rectal cancer, and diverticular disease.

Alexander G. Heriot, M.D., M.B.A.

​Director of Cancer Surgery

Peter MacCallum Cancer Centre
Professor of Surgery
University of Melbourne, Australia
Director, Lower Gastrointestinal Tumour Stream,
Victorian Comprehensive Cancer Centre, Melbourne

Clinical/Research Interests: Colon and rectal cancer, extended resections for locally advanced disease, minimally invasive and robotic surgery, peritoneal disease, translational lower GI oncology research

Emina Huang, M.D., M.B.A.


Executive Vice-Chair of Research; Professor of Surgery
Department of Surgery, University of Texas Southwestern Medical Center, Dallas, Texas

Clinical/Research Interests: Inflammatory bowel disease, Colitis-associated cancer, metastatic colon cancer, genomics, epigenetics, induced pluripotent stem cells, stem cells, organoids, fibroblasts, inflammatory microenvironment, tumor microenvironment

Soichiro Ishihara, M.D., Ph.D.

​Professor, Department of Surgical Oncology

The University of Tokyo

Clinical /Resesarch Interests: Colorectal cancer, inflammatory bowel disease, minimally invasive surgery

Srinivas Joga Ivatury, M.D., M.H.A.
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Dell School of Medicine

Austin, Texas Department of Surgery

Clinical Interests:  Complex Pelvic Surgery and Robotics
Research Interests: Shared Decision Making and Development of a Colorectal Cancer Learning Health System

Christine C. Jensen, M.D., M.P.H.


Adjunct Associate Professor
Division of Colon & Rectal Surgery
Department of Surgery
University of Minnesota
St. Paul, Minnesota (USA)

Clinical/Research Interests: Cost-effectiveness research, health services research, outcomes research in colon and rectal surgery, minimally invasive surgery

Andreas M. Kaiser, M.D.

Clinical Professor of Surgery
Chief, Division of Colorectal Surgery
City of Hope National Medical Center
Duarte, California (USA)

Clinical/Research Interests: Colorectal cancer, hereditary cancer, recurrent rectal cancer, diverticulitis, inflammatory bowel disease, continent ileostomy, fecal incontinence, transanal endoscopic microsurgery, robotic surgery, laparoscopic surgery, sacral nerve stimulation, artificial bowel sphincter, magnetic ring

Matthew F. Kalady, M.D.


Professor of Surgery
James Church, MD, and Edward DeBartolo Jr Family Chair in Colorectal Surgery
Director, Sanford R. Weiss, MD, Center for Hereditary Colorectal Neoplasia
Co-Director, Cleveland Clinic Comprehensive Colorectal Cancer Program
Department of Colorectal Surgery
Digestive Disease and Surgery Institute
Cleveland Clinic
Cleveland, Ohio (USA)

Clinical/Research Interests: Management of colon and rectal cancer, hereditary colorectal cancer syndromes, colorectal polyps, rectal cancer response or resistance to neoadjuvant chemoradiation, genetics of colorectal cancer.

Nam Kyu Kim, M.D.


Professor, Division of Colorectal Surgery
Department of Surgery
Yonsei University College of Medicine
Seoul, Korea

Clinical/Research Interests: Colorectal cancer

Cherry E. Koh, M.B.B.S. (Hon), M.S., F.R.A.C.S., Ph.D.


Associate Professor

Clinical Affiliation

1. Department of Colorectal Surgery, Royal Prince Alfred Hospital, Sydney, Australia

2. SOuRCe (Surgical Outcomes Research Centre), Royal Prince Alfred Hospital, Sydney, Australia

3. Central Clinical School, Faculty of Medicine and Health, University of Sydney, Australia

4. RPA Institute of Academic Surgery, Royal Prince Alfred Hospital, Sydney, Australia

Research Interests: Locally recurrent rectal cancer, pelvic exenteration, cytoreductive surgery and HIPEC, colorectal peritoneal metastases, appendiceal cancers, peritoneal cancers, cost-effectiveness, quality of life, outcomes research, intestinal failure

Mary R. Kwaan, M.D., M.P.H.

​Associate Professor of Surgery

Department of Surgery
University of California
Los Angeles, California (USA)

Clinical/Research Interests: Diverticulitis, rectal cancer, inflammatory bowel disease, intestinal injury from radiation, reoperative surgery, racial disparities in health care on, reoperative surgery, racial disparities in health care

Amy L. Lightner, M.D.


Chief ​Medical Officer
Direct Biologics​​, LLC

Austin, Texas

Clinical/research interest: Inflammatory bowel disease, ileal pouch disorders, stem cell therapy, minimally invasive surgery

Justin A. Maykel, M.D.


Professor and Chief, Division of Colorectal Surgery
The Joseph M. Streeter and Mary Streeter DeFeudis Endowed Chair in Surgery
UMass Memorial Medical Center
University of Massachusetts Medical School
Worcester, Massachusetts (USA)

Clinical Interests: Rectal cancer, colon cancer, complicated diverticulitis, inflammatory bowel disease

Research Interests: Innovative surgical approaches to colorectal diseases including transanal total mesorectal excision (TaTME), laparoscopy, transanal endoscopic microsurgery and transanal minimally invasive surgery (TAMIS), surgical quality improvement and optimizing surgical outcomes

Evangelos Messaris, M.D., Ph.D.


Associate Professor of Surgery
Chief, Colon and Rectal Surgery
Beth Israel Deaconess Medical Center
Harvard Medical School
Boston, Massachusetts (USA)

Clinical/Research Interests: Specific clinical and research interest in the care of patients with inflammatory bowel diseases

Toshiki Mimura, M.D., Ph.D.


Professor of Gastrointestinal Surgery
Department of Surgery
Jichi Medical University
Tochigi, Japan

Clinical/Research Interests: Functional bowel and anorectal disorders, including fecal incontinence, constipation, and rectal prolapse

Husein Moloo, M.D.


Associate Professor of Surgery
Vice Chair Quality, Department of Surgery
Section Head, Colon and Rectal Surgery
Program Director, Colon and Rectal Surgery Fellowship
Associate Scientist, Ottawa Hospital Research Institute
University of Ottawa
Ottawa, Ontario, Canada

Clinical/Research Interests: Quality Improvement, colorectal cancer, minimally invasive surgery, transanal endoscopic microsurgery, fragility, integrated practice models

Harvey G. Moore, M.D.


Assistant Professor of Surgery
Duke University School of Medicine
Section of Colon and Rectal Surgery
Division of Advanced Oncology and Gastrointestinal Surgery
Durham, North Carolina (USA)

Clinical/Research Interests: Anal cancer, chemoprevention of colorectal cancer, multimodality management of locally advanced rectal cancer

Matthew Mutch, M.D.

Washington University School of Medicine

St. Louis, Missouri (USA)

Clinical/Research Interests: Colorectal cancer, minimaly invasive surgery for colon and rectal surgery, outcomes research

Valentine N. Nfonsam, M.D., M.S.

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Professor and Chair  

Isidore Cohn Jr., MD Endowed Chair in Surgery
LSU Health, Department of Surgery
New Orleans, LA  (USA)

Clinical/Research interest: Colorectal cancer especially in the young, Biomarker development, Colorectal cancer biology, Colorectal cancer disparities

Ian M. Paquette, M.D.


Professor of Surgery
Chief, Division of Colon and Rectal Surgery
University of Cincinnati College of Medicine
Cincinnati, Ohio (USA)

Clinical Interests: Inflammatory bowel disease, colorectal cancer, minimally invasive colon and rectal surgery

Research Interests: Clinical outcomes and quality improvement research regarding colorectal cancer and inflammatory bowel disease

Scott E. Regenbogen, M.D., M.P.H.


Associate Professor of Surgery

Chief, Division of Colorectal Surgery
University of Michigan
Ann Arbor, Michigan (USA)

Clinical Interests: Inflammatory bowel disease, colorectal cancer, minimally invasive colon and rectal surgery

Research Interests: Health services research, including performance evaluation, costs of care, surgical safety and quality improvement, with a particular focus on the cost, quality, and outcomes of major inpatient surgery in older adults

Rocco Ricciardi, M.D., M.P.H.

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Chief, Section of Colorectal Surgery
Massachusetts General Hospital
Harvard University
Boston, Massachusetts (USA)

Clinical/Research Interests: Diverticulitis, colorectal cancer, quality improvement, population health, comparative effectiveness

Manuel Rodriguez-Justo, M.B.Ch.B., M.Sc. 

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Clinical Head of Department of Cellular Pathology & Associate Professor of Research Pathology

Cancer Institute, University College London, United Kingdom

​Clinical/Research InterestsOncopathology, IBD-associated dysplasia, biomarker signatures, validation of genomic and proteomic signatures using immunohistochemistry, digital image analysis and profiling


Vlad V. Simianu, M.D., M.P.H. 
​Attending Surgeon, Section of Colon and Rectal Surgery, Virginia Mason Medical Center

Medical Director, Colorectal Service Line, Floyd and Delores Jones Cancer Institute
Associate Medical Director, Colon and Rectal Surgery, Surgical Care Outcome Assessment Program
Clinical Interests: Cancer, diverticulitis, IBD, pelvic floor

Research Interests: Outcomes and quality, cost-effectiveness, health services research

J. Joshua Smith, M.D., Ph.D.
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​Associate Member | Associate Attending Surgeon
Colorectal Surgery | Department of Surgery
Memorial Sloan Kettering Cancer Center
New York, New York

Mattias Soop, M.D., Ph.D.

Department of Surgery
Ersta Hospital and Karolinska Institutet
Stockholm, Sweden

Clinical/Research Interests: Management of intestinal failure, #VisualAbstracts, inflammatory bowel disease, and surgical stress reduction.

​​Antonino Spinelli, M.D., Ph.D. 

​Professor of Surgery

Chief, Division of Colon and Rectal Surgery

Humanitas University, Instituto Clinico Humanitas

Milan, Italy

Clinical/Research interests: Minimally invasive technology in colorectal cancer an inflammatory bowel disease, transanal minimally invasive surgery and TaTME, pouch surgery.

David B. Stewart, M.D.​


Associate Professor of Surgery

Associate Professor of Pediatrics

Section Chief, Colorectal Surgery
University of Arizona

Tucson, Arizona (USA)

​Clinical/Research Interests: C. difficile infection; human gut microbiome, C. difficile tissue bank, bioinformatics, meta-genomics and meta-transcriptomics, gut dysbiosis, oligonucleotides as microbiome sparing antisense antibiotics delivered using novel bola-amphiphilic nanocarriers, fecal microbiota transplants administered by enema to critically ill CDI patients as an alternative to surgery for patients failing medical therapy

Luca Stocchi, M.D.


Division Chair-Colon & Rectal Surgery
4500 San Pablo Road
Jacksonville, Florida 32224

Clinical/Research Interests: Laparoscopic surgery, colorectal cancer, and inflammatory bowel disease

Akira Sugita, M.D.


Department of Inflammatory Bowel Disease
Department of Surgery
Yokohama Municipal Citizens Hospital
Yokohama, Japan

Clinical/Research Interests: Inflammatory bowel disease (ulcerative colitis, Crohn's disease), colorectal cancer, small intestine

Pasithorn A. Suwanabol, M.D., M.S.

Assistant Professor
Division of Colorectal Surgery, University of Michigan
Staff Surgeon, Ann Arbor Veterans Affairs Healthcare System

Clinical/Research Interests: Inflammatory bowel disease; colorectal cancer; health services research focused on palliative care encompassing end-of-life care, survivorship, and well-being

Charles Ternent, M.D.


Clinical Professor
Department of Surgery
University of Nebraska School of Medicine, Omaha, Nebraska.
Associate Clinical Professor, Department of Surgery, Creighton University School of Medicine, Omaha, Nebraska. Director of Research, Section of Colon and Rectal Surgery
Omaha, Nebraska (USA)

Clinical/Research Interests: Colorectal cancer, inflammatory bowel disease. Minimally invasive colorectal surgery. Clinical outcomes and cost-effectiveness /decision-making analysis.

Hongwei Yao, M.D., Ph.D.


Deputy Director, Division of Gastrointestinal Surgery

Professor, Department of General Surgery
Beijing Friendship Hospital, Capital Medical University (National Clinical Research Center for Digestive Diseases), Beijing, China
General Secretary, Chinese Society of Colorectal Surgery
Chairman, Chinese Society of taTME Surgeons
Study Chair, Chinese taTME Registry Collaborative
Local principal investigator, COLOR III trial

Clinical/research interests: Precision medicine for colorectal cancer, minimally invasive surgery of colorectal cancer,taTME for mid-low rectal cancer, nationwide registry database

Reviewer's Guild Associate Editors

Julia Berian, M.D., M.S.


Assistant Professor of Surgery
Department of Surgery, Division of General Surgery
Division of Colorectal Surgery, University of Wisconsin, Madison, Wisconsin​

Clinical/Research Interests: Health services research, implementation science & mixed-methods; geriatrics, cognition, function and perioperative care; CRC, IBD, Pelvic floor, robotic / MIS approaches.

Ruoxu Dou, M.D.

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Chief, Department of Gastrointestinal Surgery

The Fifth Affiliated Hospital, Sun Yat-sen University
Zhuhai, Guangdong (China)

Clinical/Research Interests: multidisciplinary treatment for low rectal cancer, sphincter-preserving proctectomy, enhanced recovery after surgery, low anterior resection syndrome


Laura M. Fernandez, MD

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Colorectal Surgeon, Champalimaud Foundation
Lisbon, Portugal

Clinical/research interests: Management and treatment of colorectal cancer. Rectal cancer and organ preservation. Neoadjuvant chemoradiotherapy treatment and prediction to response in rectal cancer. ​

Norman Galbraith, B.Sc., M.B.Ch.B., M.Sc., Ph.D.

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Glasgow, Scotland

Interests: Colorectal cancer, Rectal cancer, Inflammatory bowel disease, Tumour microenv​ironment, Molecular biology, Immunology, Cytokines

Gifty Kwakye, M.D., M.P.H.

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Ann Arbor, Michigan

Interests: Pelvic floor dysfunction (diagnosis, management, outcomes), Colorectal Cancer, Anorectal, Disparity (including Global /Immigrant/Refugee health), Educationman raising hand

Ira Leeds, M.D., M.B.A., Sc.M.


New Haven, Connecticut

Prehabilitation, VTE, Clinical trials, Artificial intelligence, Shared decision-making, Education, Systematic reviews, Large datasetsbackpack

Editorial Office

Margaret Abby, B.A.

Managing Editor  

Phone: (502) 294-7444 

E-mail: [email protected]

Taris Truax, B.S.

Editorial Assistant

Phone: (507) 271-5176

E-mail: [email protected]

Continuing Education Committee (CME)

Mala Murthy Balakumar, M.D. 

ASCRS Continuing Medical Education

Craig Reickert, M.D. 

​ASCRS Continuing Medical  Education

Selected Abstracts

Rishi Batra, M.D.


​Assistant Professor of Surgery

University of Nebraska Medical Center

Contributing Selected Article Abstractor for DCR

Kristen Crowell, M.D.

Contributing Selected Article Abstractor for DCR
Kurt Davis, M.D.

Contributing Selected Article Abstractor for DCR

Michelle F. DeLeon, M.D.

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​Assistant Professor of Surgery

Division of Colon and Rectal Surgery

Mayo Clinic - Jacksonville, FL​

Contributing Selected Articl Abstractor for DCR

Samuel Eisenstein, M.D.


Assistant Professor of Surgery
University of California San Diego

Contributing Selected Article Abstractor for DCR

Norbert Garcia-Henriquez, M.D.


Mount Sinai Medical Center
Miami Beach, Florida

Contributing Selected Article Abstractor for DCR

Irena Gribovskaja-Rupp, M.D.

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​Clinical Associate Professor of Surgery

University of Iowa

Carla F. Justiniano, M.D., M.P.H.

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Assistant Professor of Surgery

University of Cincinnati

Jennifer A. Leinicke, M.D.


Assistant Professor of Surgery
University of Nebraska Medical Center

Contributing Selected Article Abstractor for DCR

George Nassif, D.O.


Director of Medical Education
Advent Health Center for Colon and Rectal Surgery

Contributing Selected Article Abstractor for DCR

V. Prasad Poola, M.B.B.S.

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Associate Professor of Surgery

Southern Illinois University School of Medicine

Contributing Selected Article Abstractor for DCR

Shankar R. Raman, M.D. 


Mercy Medical Center, Des Moines, Iowa

Contributing Selected Article Abstractor for DCR

Emily Steinhagen, M.D.


Case Western Reserve

Cleveland, Ohio

Contributing Selected Article Abstractor for DCR

David Schwartzberg, M.D.

Contributing Selected Article Abstractor for DCR

Tafadzwa Makarawo, M.D


Contributing Selected Article Abstractor for DCR

Visual Abstractors

​Justin Brady, M.D.

Assistant Professor of Surgery, Mayo Clinic Alix School of Medicine
Senior Associate Consultant
Mayo Clinic Arizona

Contributing Visual Abstractor for DCR

​​Paolo Goffredo, M.D.
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Assistant Professor, Colon and Rectal Surgery
University of Minnesota
Minneapolis, MN
Contributing Visual Abstractor for DCR
​Irena Gribovskaja-Rupp, MD
​Associate Professor of Surgery

University of Iowa
Iowa City, Iowa

Contributing Visual Abstractor for DCR

​Taryn Hassinger, MD
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​Allegheny Health Network

Pittsburgh, PA

Contributing Visual Abstractor for DCR

Audrey S. Kulaylat, M.D., M.Sc.
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Assistant Professor, Colon and Rectal Surgery
Penn State Health
Hershey, Pennsylvania
DCR Contributing Visual Abstractor for DCR
V. Prasad Poola, MBBS
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​Associate Professor of Surgery

Southern Illinois School of Medicine

Springfield, Illinois

Contributing Visual Abstractor for DCR

​Bruna Vailati, MD
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Colorectal surgeon 

Angelita & Joaquim Gama Institute
Sao Paulo, Brazil

Contributing Visual Abstractor for DCR

Spanish Content

Gunther Bocic, M.D.

​Section Editor, Spanish Abstract Translations
Francisco M. Abarca-Rendon, M.D.

​Contributing Spanish Abstract Translator
Guayaquil, Ecuador

​Felipe Bellolio, M.D.

​Contributing Spanish Abstract Translator
Santiago, Chile
​Yolanda Colorardo, M.D.

Conributing Spanish Abstract Translator
​San Salvador, El Salvador
​​Xavier Delgadillo, M.D.

​Contributing Spanish Abstract Translator
Neuchâtel, Switzerland
​Osvaldo Gauto, M.D.

​Contributing Spanish Abstract Translator
Asunción, Paraguay
Gonzalo Hagerman, M.D.

​Contributing Spanish Abstract Translator

Fidel Ruiz Healy, M.D.

​​Contributing Spanish Abstract Translator
Mexico City, Mexico​
Juan Antonio Villanueva-Herrero, M.D.
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​Contributing Spanish Abstract Translator
Eduardo E. ​Londoño-Schimmer, M.D., FACS, FASCRS
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​Contributing Spanish Abstract Translator
Bogotá , Colombia
​​Ingrid Melo, M.D.
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​Contributing Spanish Abstract Translator
Caracas, Venezuela
​Juan Carlos Reyes, M.D.

​Contributing Spanish Abstract Translator
Bogotá, Colombia.
​Mauricio Santamaria, M.D.

​Contributing Spanish Abstract Translator
San Salvador, El Salvador 

Jorge Silva-Velazco, M.D.
​Contributing Spanish Abstract Translator
Mexico City, Mexico

Chinese Content

Jianping Wang, M.D., Ph.D. 
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​​Section Editor for Chinese Content
Chuan-Gang Fu, M.D., Ph.D.

​Section Editor for Chinese Content
Ruoxu Dou, M.D., Ph.D.
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​Translation Coordinator

Contributing Chinese Translators

Wan He, M.D.
Yao Guo, M.D.
Feng Jiang, M.D.​
Yichao Liang, M.D.
Weipeng Sun, M.D.
Jiong Wu. M.D.
Haixia Xu, M.D.
Rongxin Zhang, M.D.
Ping Zhu, M.D.
Changhua Zhuo, M.D.​​


Elizabeth Perill

Sharon Zinner

Senior Medical Publisher

​Senior Publisher
​Sarah Carerra

​Michelle Trusz​

​Production Editor​

​National Account Manager

DCR Reviewer's Guild Classes

​Evangelos Messaris, M.D., Ph.D.

Curriculum Development 
DCR Reviewer's Guild 

Kristen Crowell, MD
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Curriculum Development 
DCR Reviewer's Guild
(Reviewer's Guild Graduate: Class of 2019-2020)
Sandra Kavalukas, MD
Sandra Kavalukas.jpg

Curriculum Development 
DCR Reviewer's Guild
(Reviewer's Guild Graduate: Class of 2019-2020)

Class of 2020-2021 Reviewer's Guild

​​Mohammad Abbass, MD

Mohammad Ali Abbass Final.jpg

Member: January 8, 2021
Mentor: Matthew F. Kalady, MD
Interests: Broad topics of interest, Hereditary colorectal cancer syndromes, Rectal and colon cancer, Genetics
Mohamad A. Abdulhai, M.D.

Member: January 8, 2021
Mentor: William C. Cirocco, MD
Interests: Colorectal cancer, Outcomes, Diverticulitis, Quality, Education
​​Benjamin Allar, M.D.

Member: January 8, 2021
Mentor: Evangelos Messaris, MD, PhD
Interests: Colorectal Cancer, Outcomes, Anorectal, Education, Disparity lizard
​​Chris Aquina, M.D.

Member: January 8, 2021
Mentor: Fergal Fleming, MD
Interests: Colorectal cancer, Outcomes,  Robotic/minimally invasive surgery, Quality, Large databasebackpack
Kristen Ban, M.D.

​Member: January 8, 2021
Mentor: Sean C. Glasgow, MD
Interests:Outcomes, Colorectal Cancer, Pelvic Floor, ERAS, Quality, Large Database
Justin Brady, M.D.

​Member: January 8, 2021
Mentor: John Monson
Interests: Anorectal, Diverticulitis
​Heather Carmichael, M.D​.

​Member: January 8, 2021
Mentor: Pat Sylla
Interests: Outcomes, Colorectal Cancer, Robotics/MIS, Disparities, Large Database, Robotics/MISColorectal Cancer, Education, ERASwatch
​​Francesco Carrano, MD

Member: January 8, 2021
Mentor: Antonino Spinelli
Interests:Robotic/Minimally Invasive Surgery, Colorectal Cancer, IBD, Pelvic floor, Basic Science, New Technologies, Artificial Intelligence, Clinical Trialspill
​​Christy Cauley, M.D.

Member: January 8, 2021
Mentor: Rocco Ricciardi
Interests: Colorectal Cancer, Outcomes, Diverticulitis, Patient-reported Outcomes, Shared Decision Makingfamily: man  woman  girl
Alexis Colley, M.D.

​Member: January 8, 2021
Mentor: Elizabeth Wick, MD
Interests: Anorectal, Colorectal cancer, Outcomes, Prehabilitation, Patient-reported outcomes, shared decision makingfamily: man  woman  girl
​​Jacopo Crippa, M.D.

Member: January 8, 2021
Mentor: Antonino Spinelli, MD, PhD
Interests: Colorectal Cancer, Outcomes, Diverticulitis, Robotic/Minimally invasive surgery, New Technologies,bullet trainPatient reported outcomes, Shared decision making, Anast leak &  postop compl,Quality,- Systematic Review, Clinical Trials, Large Database,ERAS, Observationalmonkey

​Reece K. DeHaan, M.D.

​Member: January 8, 2021
Mentor: Emina Huang, MD
Interests: Colorectal Cancer, IBD, Anorectal, Basic Science, Genetics 
​​Ana De Roo, M.D.
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Member: January 8, 2021
Mentor: Scott Regenbogen, MD, MPH
Interests: Colorectal Cancer, Outcomes, Diverticulitis, Shared Decision Making, ERASwatch
​Beatrice Dionigi, M.D.

​Member: January 8, 2021
Mentor: Scott Steele
Interests: IBD, Colon and rectal cancer, Diverticulitis,Disparities, intelligencesatellite antenna
​​​​David Droullard, M.D.

Member: January 8, 2021
Mentor: Vlad Simianu, MD, MPH
Interests: Outcomes, Diverticulitis, Patient-reported outcomes, Statistics, Large Database, Observational
​Norman Galbraith, M.D.

​​Member: January 8, 2021
Mentor: Campbell Roxburgh
Interests: Colorectal cancer, Rectal cancer, Inflammatory bowel disease, Tumour microenvironment, Molecular biology, Immunology, Cytokinesmouse face 
​Rob Goldstone, M.D.

​​Member: January 8, 2021
Mentor: Rocco Ricciardi
Interests: Colorectal cancer, diverticulitis, Robotic/Minimally invasive surgery, Large database, Benign DiseaseB button blood type
​Irena Gribovskaja-Rupp, M.D.

​​Member: January 8, 2021
Mentor: Imran Hassan
Interests: Anorectal, Outcomes, Robotics/MISQuality, ERAS, Prehabilitation, 
Rebecca Gunter, M.D.

​Member: January 8, 2021
Mentor: Eric K. Johnson, M.D.
​Interests: IBD, Colorectal Cancer, Outcomes, Disparity, Qualityblack circle
​​Kristi Guyton, M.D. 

Member: 1/8/2021
Mentor: Imran Hassan
Interests: IBDDiverticulitis, Colorectal Cancer,​Education, Shared decision making, Endoscopy, Anastomotic leak droplet
​​Sue Hahn, M.D.

Member: January 8, 2021
Mentor: Justin Maykel
Interests: Colorectal Cancer, IBD,  Robotic/Minimally Invasive Surgery, Benign disease, New Technologies 
Taryn Hassinger, M.D.

​Member: 1/8/2021
Mentor:  Traci Hedrick 
Interests: Outcomes, Diverticulitis, Colorectal Cancer, Quality, Large Database, ERASwatch

​​Brenna Houlihan, M.D.

Member: 1/8/2021
Mentor: Susan Galandiuk
Interests: Pelvic floor, IBD, Colorectal Cancer, Anastomotic leak, Clinical trials pill

​Emily Huang, M.D.

​Member: 1/8/2021
Mentor: Matthew F Kalady
Interests: Education (area of expertise) IBD, Pelvic floor, Robotic/MIS, Shared decision makingfamily: man  woman  girl

Jennifer Kaplan. M.D.

​Member: 1/8/2021
Mentor: Val Simianu
Interests: Pelvic, Outcomes, Robotic/minimally invasive surgery, Patient reported outcomes, Prehabilitationcactus

Gifty Kwakye, M.D.

​Member: 1/8/2021
Mentor: Robert Madoff
Interests: Pelvic floor dysfunction (diagnosis, management, outcomes), Colorectal Cancer, Anorectal, Disparity (including Global /Immigrant/Refugee health), Educationman raising hand

Ariane Lacaille-Range, M.D.

Member: 1/8/2021
Mentor: Husein Moloo, MD
Interests: Colorectal Cancer, IBD, Anorectal, Education, Endoscopy part alternation mark

​​Hanjoo Lee, M.D.

​Member: 1/8/2021
Mentor: Alessandro Fichera
Interests: Colorectal cancer, Diverticulitis, Robotic/minimally invasive surgery, Anast leak & postop compl, Genetics 

​Ira Leeds, M.D.

​Member: 1/9/2021
Mentor:  Amy Lightner
​Interests: Prehabilitation, VTE, Clinical trials, Artificial intelligence, Shared decision-making, Education, Systematic reviews, Large datasetsbackpack

​Isabelle Le Leannec, M.D.

​Member: 1/8/2021
Mentor: Elizabeth Wick
Interests: Robotics/MIS, Pelvic Floor, Colorectal Cancer, New Technologies, Disparity lizard

​David Liska, M.D.

Member: 1/8/2021
Mentor: Scott Steele
Interests: IBD, Colorectal Cancer, Outcomes, Basic Science, Genetics, Prehabilitation, ERASwatch

​Tafadzwa Makarawo, M.D.

​Member: 1/8/2021
Mentor: Bill Cirocco
Interests: Diverticular diseaseColorectal cancer, Anorectal disease (hemorrhoids, fissures and fistulas), Health Economics, Inflammatory bowel disease

​​Kasim Mirza, M.D.
​Member: 1/8/2021
Mentor: Andreas Kaiser
Interests: Endoscopic laparoscopic surgery, Endoscopic surgery, Rectal cancer, Microbiome research

​Ana Sofia Ore, M.D.

Member: 1/8/2021
Mentor: Evangelos Messaris
Interests: Colorectal Cancer, Outcomes, Robotic/Minimally Invasive Surgery,  Patient-reported outcomes, Large Database, ERAS, VTE, Disparity
​Rodrigo Pedraza, M.D.

Member: 1/8/2021
Mentor: Professor Vassiliki Tsikitis
Interests: Neoplasia, Colorectal cancer, Anal cancersun
Prasad Poola, M.D.
​Member: 1/8/2021
Mentor: Jan Rakinic
Interests: Robotic/Minimally invasive surgery, Outcomes, Diverticulitis, Education, New Technology bullet train

​Tara Russell, M.D., Ph.D.

​Member: 1/8/2021
Mentor: Amy Lightner
Interests: Health services research, Cost and quality analyses, Health equity, Resource allocation

​Katharina Scheurlen, M.D.

​Member: 1/8/2021
Mentor: Emina Huang
Interests: Anorectal, Colorectal Cancer, Outcomes, Basic Science, Genetics 

​​Robert Shaw, M.D.
​Member: 1/8/2021
Mentor: Joga Srivivas Ivatury
Interests: Colorectal Cancer, Diverticulitis, Robotic/Minimally invasive surgery, Education, Patient-reported outcomes slightly frowning face

​Jeremy Springer, M.D.

​Member: 1/8/2021
Mentor: Justin Maykel 
Interests: Colorectal Cancer, Diverticulitis, Outcomes, New Technologies, ERASwatch

​​Shanna Sprinkle, M.D.
​Member: 1/8/2021
Mentor: John Monson
Interests: Anorectal, Outcomes, Diverticulitis, Robotic/Minimally invasive surgery, Education, Large Datasets, New Technologies, Artificial Intelligence, Statistics, Disparity lizard

Class of 2019-2020 Reviewer's Guild

Fadwa Ali, MD
Fadwa Ali.jpg

​Member: May 6, 2019
Mentor: Daniel Herzig, MD
Current position: Assistant Professor of Surgery, University of California Davis School of Medicine
Clinical/research interests: Clinical outcomes, postoperative complications, venous thromboembolism, Colorectal cancer, IBD.
José Azevedo, MD
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​Member: April 23, 2019
Mentor: Rodrigo Oliva Perez, MD, PhD
Current Position: General Surgery Resident, Porto, Portugal 
Clinical/research interests: Colorectacancer,surgical technique, chemotherapy, radiotherapy, imaging
Julia Berian, MD, MS
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​Member: April 23, 2019
Mentor: George Chang, MD, MS
Current Position: Assistant Professor of Surgery
Clinical/research interests: Health servicesresearch, geriatric or elderly population, ERAS, retrospective, prospective clinical, administrative database research, quality and outcomes research, quality improvement, systematic reviews
​Anuradha Bhama, MD, FACS, FASCRS
Anuradha Bhama.png

​Member: April 29, 2019
Mentor: Scott Steele, MD
Current Position: Assistant Professor of Surgery, Rush University Medical Center, Chicago, Illinois
Interests: Large databases studies (NSQIP, NIS, SEER, etc), comparative effectiveness in minimally invasive surgery, robotic surgery, reoperative surgery for benign disease 
Vladimir Bolshinsky, MBBS, DipSurgAnat, FRACS
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​Member: April 23, 2019
Mentor: Scott Steele, MD
Current Position: Consultant Colorectal Surgeon, Melbourne, Victoria, Australia
Interests: IBD, colorectal cancer (clinical, not basic science), pelvic floor, anorectal disease, benign colorectal disorders
Michele Maria Carvello, MDMichele Carvello.jpg

​Member: July 26, 2019
Mentor: Antonino Spinelli, MD, PhD
Current Position: Staff Surgeon 
Interests: Colorectal cancer, IBD, minimally invasive surgery, enhanced recovery protocols
Will Chapman, Jr, MD, MPHS
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​Current Position: Resident physician, General Surgery
Interests: Rectal cancer, health services research, clinical outcomes, clinical trials
​​Jessica Cohan, MD, MAS
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​Member: May 20, 2019
Mentor: Daniel Herzig, MD
Current Position: Assistant Professor of Surgery, University of Utah
Interests: Diverticulitis, Geriatric Surgery, Shared Decision Making, Patient Reported Outcomes, Inflammatory Bowel Disease, Colorectal Cancer

Kristen Crowell, MD
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​Member: April 23, 2019
Mentor: Evangelos Messaris, MD
Current Position: Colorectal surgeon
Interests: IBD, Crohn's disease, surgical & medical management, Clostridium difficile colitis, DVT prophylaxis, cytokines/inflammation 
Thomas Curran, MD, MPHThomas Curran.jpg

​Member: April 23, 2019
Mentor: Christine Jensen
Current Position: Assistant Professor of Surgery, Medical University of South Carolina, Charleston, South Carolina
Interests: Colorectal cancer, diverticulitis, IBD, minimally invasive surgery, outcomes research
​​Jennifer S. Davids, MD
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​Member: May 6, 2019
Mentor: Scott Steele, MD
Current position: Associate Professor of Surgery, University of Massachusetts
Interests: Outcomes research, clinical trials, meta-analysis, IBD, robotic surgery, colorectal cancer, surgical education/training

​​Kurt G. Davis, MD
Kurt Davis.jpg

​Member: July 29, 2019
Mentor: Mary Kwann, MD
Current Position: Associate Professor of Surgery
Interests: Colon cancer, IBD, disparities in healthcare, surgical education

Aaron J. Dawes, MD, PhDAaron Dawes.jpg

​Member: April 23, 2019
Mentor: Mary Kwaan, MD, MPH
Current Position: Fellow (will change to Assistant Professor of Surgery this fall)
Interests: Health services, outcomes research, statistics (randomization, multivariable regression, matching/weighting, selection, model development, and forecasting) benign anorectal disease, disparities in surgical cancer care
​​Gabrielle E. Dombek, MD
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​Current Position: Post-Doctoral Research Fellow 
Interests: Colorectal cancer, IBD, quality improvement
​​Tyler Ellis, MD, MSCR
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​Member: April 23, 2019
Mentor: Susan Galandiuk, MD
Current Position: Instructor of Surgery, University of Louisville
Interests: Rectal cancer, health services research, disparities, patient reported outcomes, studies using large databases
Laura Fernandez, MD
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​Member: June 6, 2019
Mentor: Rodrigo Perez, MD
Current Position: Colorectal surgeon
​Interests: Colorectal cancer, minimally invasive surgery, molecular biology
​​Caterina Foppa, MD
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​Member: April 23, 2019

Mentor: Antonino Spinelli, MD

Current Position: Assistant, Division of Coon & Rectal Surgery

Interests: Colorectal cancer, basic science (all topics), IBD, colorectal anastomotic leak, robotic and laparoscopic surgery 

​​Paolo Goffredo, MD
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​Member: 11/14/2019

Mentor: Imran Hassan

Current Position: Advanced Colorectal Surgical Oncology Fellow, Memorial Sloan Kettering Cancer Center, New York

​Interests: Colorectal cancer, small bowel neoplasms, HIPEC, IBD, anal cancer 

​​Ramzi Michael Helewa, MDRamzi Helewa.jpg

​Member: April 23, 2019

Mentor: Husein Moloo

Current Position: Colon and Rectal Surgery, Assistant Professor

Interests: Administrative database research, colorectal cancer outcomes, quality outcomes research

Srinivas Joga Ivatury, MD, MHA
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​Member: April 23, 2019

Mentor: George Chang, MD

Current Position: Division Chief of Colorectal Surgery

Interests: Colorectal cancer, patient-reported outcomes, shared decision making, health services research

​​Carla Justiniano, MD, MPHCarla Justiniano.jpg

​Member: April 23, 2019

Mentor: Fergal Fleming, MD

Current Position: General Surgery Resident

Interests: Outcomes research, databases (NCDB, SPARCS, NSQIP, institutional studies), colorectal cancer, IBD outcomes, prehabilitation, ileostomy

​​Arielle Kanters, MD, MSArielle Kanters.jpg

​Member: April 23, 2019

Mentor: Scott Regenbogen

Current Position: Current position (until July 2020) - Chief General Surgery Resident

As of August 2020 - Colorectal Surgery Fellow

Interests: Outcomes research, Qualitative research, Quality improvement work

​​Sandra Kavalukas, MDSandra Kavalukas.jpg

​Member: April 18, 2019

Mentor: Susan Galandiuk 

Current Position: Colorectal Surgery Fellow 

Interests: IBD, Crohn's colitis, UC-associated cancer, Hereditary colorectal cancer, Patient satisfaction/outcome studies, Anastomotic leaks

Katherine Kelley, MDKatherine Kelley.jpg

​Member: May 6, 2019

Mentor: Daniel Herzig

Current Position: Fellow

Interest: Pelvic Floor, Robotic surgery, Anal cancer, Benign anal disease

Chang Hyun Kim, MD, PhD

​Member: September 1, 2019

Mentor: Nam Kyu Kim

Interests: Colorectal cancer, Minimal invasive surgery, Liquid biopsy (including circulating tumor DNA, exosome), Randomized controlled trials, Observational studies, Meta-analysis

Cherng Huei (Joe) Kong, MBChB, MS, FRACS

​Member: June 14, 2019

Mentor: George Chang

Current Position: Colorectal Fellow

Interests: Minimal invasive surgery, Rectal cancer, Immunology, Biostatistics, Outcomes research 

Audrey Stokes Kulaylat, MD
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​Member: June 15, 2019

Mentor: David Stewart

Current Position: Chief Resident in General Surgery

Interests: Health services, Outcomes research, Large databases, IBD, Health disparities, Colorectal cancer screening

​​Grace C. Lee, MD

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​Member: April 23, 2019

Mentor: Rocco Ricciardi

Current Position: General Surgery Resident

Interests: Colorectal cancer, Anal dysplasia and anal squamous cell cancer, Minimally invasive techniques in colorectal surgery, Outcomes research using large databases 

Nicholas P. McKenna, MDNicholas McKenna.jpg

​Member: June 14, 2019

Mentor: Amy Lightner

Current Position: General Surgery resident

Interests: IBD, administrative and clinical databases (NIS, NSQIP), and surgical outcomes

Stephen O'Brien, MB BCh BAO
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​Member: July 26, 2019

Mentor: Susan Galandiuk

Current Position: Core Surgical Trainee, Royal College of Surgeons in Ireland

Interests: IBD, Hereditary colorectal cancer, Clinical nutrition, Prehabilitation, Translational science in Colorectal disease

Roger Patron-Lozano, MD
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​Member: April 23, 2019

Mentor: Susan Galandiuk

Current Position: Colon & Rectal Surgery Fellow

Interests: Colorectal cancer, Diverticulitis, Laparoscopic surgery 

Uma Phatak, MD
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​Member: June 14, 2019

Mentor: George Chang

Current Position: Assistant Professor

Interests: Disparities in colorectal cancer, IBD, ERAS, Outcomes research using large databases, Surgical site infections

Yesenia Rojas-Khalil, MD
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​Member: June 14, 2019

Mentor: Susan Galandiuk

Current Position: Assistant Professor

Interests: Colorectal cancer, IBD, Basic science, Observational studies 

​​Tarik Sammour, FRACS, PhD
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​Member: June 17, 2019

Mentor: Andrew Hill

Current Position: Associate Professor

Interests: Ileus, Rectal cancer, pelvic lymph nodes, total neoadjuvant therapy, Artificial intelligence, Randomized trials, Systematic reviews

Guilherme Pagin São Julião, MD

Member: May 20, 2019

Mentor: Rodrigo Oliva Perez

Interests: Colorectal cancer, neoadjuvant treatment, prediction of response, Minimally invasive operations 

Stephen Sharp, MD
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​Member: May 6, 2019

Mentor: Susan Galandiuk

Current Position: Clinical Faculty

Interests: Colorectal cancer, IBD, Outcomes research, Basic science, Benign disease, Health care disparities

Vlad V. Simianu, MD, MPH
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​Member: April 23, 2019

Mentor: Christine C. Jensen

Current Position: Attending Surgeon, Medical Director, Associate Medical Director

Interests: Cancer, Diverticulitis, IBD, Pelvic Floor, Outcomes and Quality, Cost-Efectiveness, Health Services Research

​​Matthew Skancke, MD

​Member: May 6, 2019

Mentor: Susan Galandiuk

Current Position: Staff Surgeon at Holy Cross Hospital in Silver Spring, Maryland

Interests: Outcomes research, BiostatisticsLow Rectal cancer, Telemedicine/surgery, Robotic surgery

Zhifei (Jeff) Sun, MD
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​Member: April 23, 2019

Mentor: Harvey Moore

Current Position: Chief Resident (current)
July 2020-July 2021 will be: Colorectal Surgery Fellow

Interests: Rectal cancer, Artificial intelligence applications in medicine, Medical devices

​​Amy Suwanabol, MD

Suwanabol headshot.jpg

​Member: April 23, 2019

Mentor: Justin Maykel

Current Position: Assistant Professor

Interests: Palliative and end of life care, Colorectal cancer survivorship, Post discharge destination/long term outcomes (function and cognition), Variation in surgical and cancer care, Complications after colorectal surgery

Jim Tiernan, MD
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​Mentor: Scott Steele

Current Position: Consultant Colorectal Surgeon

Interests: Randomized controlled trials, Colorectal cancer Advanced & Recurrent, IBD, Hemorrhoids, New technologies 

Jeff Van Eps, MD

​Member: January 6, 2020

Mentor: Sean Langenfeld

Interests: Repair of peristomal hernia, particularly the intersection of biomaterials with tissue repair/wound healing, Anal fistula, particularly the intersection of biomaterials with tissue repair/wound healing, Rectal cancer, specifically watch & wait, Colon cancer, novel therapeutic techniques, Robotic/minimally invasive colorectal surgery

Tom Wallace, MD
​Member: June 14, 2019

Mentor: Husein Moloo

Current Position: Clinical Assistant Professor University of British Columbia

Clinical Lead Surgery BC Patient Safety and Quality Council

NSQIP Surgeon Champion

Colorectal and General Surgeon

Interests: Outcomes research, Human factors and ergonomics, Patient safety and quality improvement, Endoscopy

​​Moriah Wright, MD
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Member: May 19, 2019

Mentor: Charles Ternent

Current Position: General and Colorectal Surgeon at Memphis Surgery Associates, Memphis, Tennessee

Interests: Cost-effectiveness analysis, Hemorrhoidal disease, Anal fistula, IBD, Rectal cancer

Zh​aomin (Tim) Xu, MD, PhDXu headshot.jpg
​Member: April 23, 2019

Mentor: Fergal Fleming

Current Position: PGY5 resident

Interests: Colorectal cancer care delivery, Colorectal cancer survivorship, Outcomes research including patient reported outcomes