Mary M. Yoke, Ph.D., M.A., M.M., FACSM, EIM,is a full-time faculty member at the School for Health and Human Sciences at IUPUI (Department of Kinesiology). Before her position in Indiana, she was an adjunct professor at Adelphi University for 22 years, where she authored or coauthored numerous group exercise research studies. She is the author of four fitness textbooks and one consumer book on happiness; she has presented in 18 countries and throughout the United States on a wide variety of health/fitness topics and has obtained 24 certifications. Her research interests include behavior change, positive psychology, motivation, obesity, group fitness, and personal training efficacy.

Disclosure:The author declares no conflict of interest and does not have any financial disclosures.