Guest Editors

The time and effort expended by Drs. Rosenberg and Undar in helping to make this a memorable issue of the ASAIO Journal are sincerely appreciated.

Figure 1.: Dr. Gerson A. Rosenberg, Jane A. Fetter Professor of Surgery, Professor of Bioengineering, Chief, Division of Artificial Organs at Penn State Milton S. Hershey Medical Center and Penn State College of Medicine.

Figure 2.: Dr. Akif Ündar, Associate Professor of Pediatrics, Surgery, and Bioengineering, Penn State Milton S. Hershey Medical Center, Penn State College of Medicine.