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Team

All research, training and programs at the Anschutz Health and Wellness Center are be led by the largest and most talented and dedicated inter-disciplinary team in the field. The team is led by Dr. James O. Hill, a renowned leader in the fight against the global obesity epidemic.

James O. Hill, PhD
James O. Hill, PhD, executive director of the Anschutz Health and Wellness Center as well as professor of pediatrics and medicine and current director of the Center for Human Nutrition. More »
Hill holds a Bachelor of Science degree from the University of Tennessee and Master of Science and PhD degrees from the University of New Hampshire in physiological psychology. Previously, he served as chair of the first World Health Organization Consultation on Obesity and president of the North American Association for the Study of Obesity, and was a member of the expert panel on obesity at the National Institutes of Health that developed the first U.S. guidelines for the treatment and prevention of obesity. Hill has published more than 350 scientific articles and book chapters in the area of obesity. He is also the author of the Step Diet Book, published in 2004. Hill is the recipient of the 2007 TOPS award from The Obesity Society and the Centrum Center and McCollum awards from the American Society for Nutrition. Hill is co-founder of the National Weight Control Registry, a catalogue of individuals who have been successful in maintenance of a reduced body weight. He is also co-founder of America on the Move, which aims to inspire Americans to make small changes in how much they eat and move to prevent weight gain.
Holly Wyatt, MD
Holly Wyatt, MD, associate director of the Anschutz Health and Wellness Center, is a physician and clinical researcher at the Center for Human Nutrition at the University of Colorado Denver, School of Medicine. More »
Wyatt earned her MD degree from Baylor College of Medicine in Houston, Texas, and completed both an internal medicine residency and an endocrinology and metabolism fellowship at the University of Colorado Health Sciences Center. Since 1998, Wyatt has been the national program director for the Centers for Obesity Research and Education (CORE). She received a National Service Research Award and a Patient-Oriented Research Career Development Award (K23) from the National Institutes of Health to study energy metabolism and metabolic factors associated with weight loss in reduced-obese subjects. She is also the medical director of Colorado Weigh, a weight management program developed at The Center for Human Nutrition.
Daniel Bessesen, MD
Daniel Bessesen, MD, associate director of the Anschutz Health and Wellness Center, is a professor in the Department of Medicine, Division of Endocrinology, Metabolism and Diabetes at the University of Colorado Denver. More »
Bessesen holds a Bachelor of Science degree from Colorado State University and earned his MD degree with honors from the University of Colorado Health Sciences Center. He conducted his postgraduate training at the University of Colorado Health Sciences Center, where he received a fellowship in endocrinology and metabolism from 1987 to 1990. Bessesen, who conducts studies in dietary fat metabolism, appetite and the clinical problem of obesity, has published approximately 60 scientific articles and book chapters, and is the coauthor of two books, Evaluation and Management of Obesity, published in 2002, and Treatment of the Obese Patient, published in 2006. Bessesen has repeatedly been named one of the “Top Doctors in Denver” by 5280 Magazine.
John Peters, PhD
John Peters, PhD, is chief strategy officer of the Anschutz Health and Wellness Center as well as associate professor at the Center for Human Nutrition. More »
Peters is a leading researcher and strategist in nutrition, obesity, diabetes and related diseases, and is charged with designing and implementing ground-breaking nutrition and health research and programming. Peters spent more than 25 years in research and development with the Proctor & Gamble Company, where he conducted and managed research, technology and product development programs in areas including nutrition, obesity, diabetes, metabolism, and most recently, the science of sustainability. He also is involved in a number of public health initiatives aimed at promoting healthy lifestyle behaviors for the prevention and management of obesity and diabetes, including as CEO of the America on the Move Foundation, president of the Friends of the Center for Human Nutrition at the University of Colorado, and past president of the International Life Sciences Institute Center for Health Promotion. Previously, Peters taught biochemistry and nutrition at the University of Cincinnati School of Medicine. He received his Bachelor’s degree from the University of California at Davis and his Doctorate from the University of Wisconsin at Madison, both in Biochemistry.
Judith Regensteiner, PhD
Judith Regensteiner, PhD, is a professor in the divisions of Internal Medicine and Cardiology at the University of Colorado Denver, School of Medicine, and is the current director of the Center for Women’s Health Research. More »
Regensteiner is principal investigator and program director for the $2.5 million “Building Interdisciplinary Research Careers in Women’s Health” K-12 grant, which funds junior faculty who wish to build careers in women’s health. She was an investigator for the National Institutes of Health’s Diabetes Prevention Program and is currently an investigator for the Look Ahead program of the National Institutes of Health to prevent cardiovascular events in people with diabetes by reducing obesity. She has published extensively in these areas and has received honors including the Department of Medicine PhD Teaching and Research Award and the Henry Christian Award for outstanding cardiovascular research from the American Federation for Medical Research. She was awarded the Elizabeth Gee lectureship award for the University of Colorado for her work with the Center for Women’s Health Research. She was also invited by the U.S. Secretary of Health and Human Services to be one of 13 people to provide evidence for the first Physical Activity Guidelines for Americans.
Lisa Corbin, MD
Lisa Corbin, MD, the medical director for the Center for Integrative Medicine at the University of Colorado Hospital since its inception in September 2001, specializes in non-medication approaches to treat illness and promote wellness. More »
Corbin received her medical degree with honors and distinction from the University of North Carolina at Chapel Hill, where she was a member of Alpha Omega Alpha Honor Medical Society. She completed her Internal Medicine residency at the University of Colorado Health Sciences Center and is board certified in Internal Medicine. After serving as a chief medical resident, she joined the University of Colorado Health Sciences Center faculty based at HealthONE Presbyterian/St. Luke’s Hospital before coming to her current position. Corbin has a primary appointment as associate professor in the Department of Rehabilitation Medicine and a secondary appointment in General Internal Medicine. She also serves as the president of the AlterMed Research Foundation Board.
Iñigo San Millán, Ph.D.
Iñigo San Millán, PhD, is the director of the Human Performance Laboratory at the Anschutz Health and Wellness Center and a faculty member of Family Medicine and Sports Medicine at the University of Colorado School of Medicine. More »
Dr. San Millán is also a faculty of Family Medicine and Sports Medicine at the University of Colorado School of Medicine. He applies the latest tests, methodologies and approaches in Applied Exercise Physiology and Metabolism to help optimize the performance of athletes of all levels and sports. With more than 14 years of experience as an exercise physiologist and sports medicine advisor for many professional teams and elite athletes worldwide, Dr. San Millán is considered one of the top and most experienced applied physiologists in the world, and has worked with many elite and world class athletes and teams in sports including track and field, running, cycling, triathlon, rowing and basketball, including six Pro Tour Cycling Teams, a Tour de France winner and 16 Grand Tours podium finishers. His areas of research and interest include exercise metabolism, fat and carbohydrate utilization during exercise, nutrition, sports performance and overtraining. A competitive cyclist and former professional cyclist, San Millán holds a Bachelor's degree from Colorado State University and a Doctorate from the University of the Basque Country, in Spain. Follow him on Twitter at @doctorinigo.
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