James O. Hill, PhD
James O. Hill, PhD - Founding Executive Director & Professor
A leading authority on wellness, Jim holds the Anschutz Endowed Chair in Health and Wellness. He was elected to membership in the Institute of Medicine, served as chair of the first World Health Organization Consultation on Obesity, was president of the Obesity Society and the American Society for Nutrition, and helped the NIH develop the first U.S. guidelines on obesity.
He has published over 500 articles and book chapters, including State of Slim. Many focus on managing weight through food and physical activity.
Jim is co-founder of the National Weight Control Registry, a group of individuals maintaining reduced weights, and America on the Move, which inspires Americans to make small changes.
Martha Van Gelder, MBA
Martha Van Gelder, MBA - Executive Director for Operations and Commercialization
Martha Van Gelder has over 20 years in executive management leading global business development strategies and P&L management in both the profit and non-profit sectors. Martha’s expertise covers media, educational programming, consumer products, fitness and wellness fields, working for companies such as The Walt Disney Company, Sesame Workshop, Gaiam and L’Oréal.
Her responsibilities lie in the development and commercialization and of the center’s core products and services as developed by the center’s research and wellness experts.
John C. Peters, PhD
John C. Peters, PhD - Professor & Chief of Strategy and Innovation
John Peters, a leading researcher and strategist in nutrition, obesity and diabetes, is charged with developing groundbreaking research and programming in nutrition, exercise and healthy behavior.
Prior to joining CU, he spent 26 years in food and beverage, health care, and corporate new business research and development for Procter & Gamble Company.
He is also involved in public health initiatives promoting healthy lifestyle behaviors. He is co-founder and chief executive officer of America on the Move and past president of the International Life Science Institute Center for Health Promotion. Peters has published over 130 scientific papers and reviews and co-authored The Step Diet book.
Daniel Bessesen, MD
Daniel Bessesen, MD - Associate Director & Professor
Daniel Bessesen, MD, associate director of the Center, is professor of medicine of endocrinology, metabolism and diabetes at CU, the director of fellowship training in endocrinology and the director of the Clinical Intervention and Translation Core of the NIH-funded Nutrition Obesity Research Center.
Dan received his MD with honors from CU. He completed residency and fellowship training at CU and has been on CU’s faculty since 1991.
Dan, who conducts studies in dietary fat metabolism, appetite and the clinical problem of obesity, has published more than 90 scientific articles and book chapters and is the coauthor of three books, including Treatment of the Obese Patient published in 2014.
Holly Wyatt, MD
Holly Wyatt, MD - Medical Director & Associate Professor
A physician and clinical researcher, Holly has extensive experience in weight loss using medications and behavioral, dietary, physical activity and surgical treatments.
Holly is co-author of State of Slim, revealing how Coloradans get and stay slender. As medical director of Extreme Weight Loss, she uses these principles to guide cast-member journeys.
Her research interests include resting and total energy expenditure, fat oxidation and activity levels in weight-reduced populations. She studies the effect of diet on long-term success, as well as weight loss with Atkins’ vs. low fat-high carb diets and diet composition, exercise patterns and breakfast consumption in the National Weight Control Registry.
Mary Randall, MBA
Mary Randall, MBA - Director of Marketing, Communication & Philanthropy
Mary Randall focuses on strategic business development, marketing, product development and fundraising.
Mary was previously with Millennium Bank where she served as president of the Vail Valley offices and sat on the board. She currently serves on the boards of CIC Bancshares and Centennial Bank. She was recognized as the Colorado Banker of the Year in 2003 and the Professional Woman of the Year in Finance for the National Association of Business Women.
Mary has been involved in many charitable organizations, including the Vail Mountain School, the Shaw Outreach Team and the Vail Valley Medical Center Foundation.
Mary has a BA from Wells College and an MBA from Northwestern University.
Jeanne Paradeis - Director of Finance & Administration
Jeanne Paradeis joined the Center in 2015 as the director of finance and administration, overseeing the fiscal management of funds as well as human resources, IT, grant administration, facilities and general operations.
Jeanne has been with CU more than 20 years. Before joining the Center, she served as the assistant dean of administration in the School of Public Affairs for eight years and was with the campus Finance department before that.
Jeanne has an MBA and a BS from CU Denver. She was born in Mitchell, South Dakota—home of the world’s only Corn Palace—and has one son who lives in San Francisco. She enjoys hiking, backpacking, skiing, snowshoeing and basically anything outdoors.
Chris Griebe, MBA
Chris Griebe, MBA - Senior General Manager of Fitness
Chris Griebe has been managing in both the public and private sectors of the health, medical, fitness and wellness industries for over 20 years. From managing private clubs in Southern California to regional management for large national fitness chains, Chris brings a wealth of knowledge and passion for wellness to the Center.
Chris has an MS in exercise physiology and biomechanics from California State University Fullerton and an MBA with an emphasis on organizational leadership from Grand Canyon University.
Chris is married to his college sweetheart, Andrea, and is a self-proclaimed “Dance Dad” of his teenage daughter, Emma. He’s an avid mountain biker, skier and fly fisherman.
Luciana Smith, MS
Luciana Smith, MS - Clinic Director
Luciana joined the Center in 2015 as clinic director, overseeing all operational, clinical and research deliverables in the Wellness Clinic.
Luciana managed research awards at the Barbara Davis Center for Childhood Diabetes, served as division manager within the Department of Surgery’s GI, tumor and endocrine division and as program director for that division as well as multi-disciplinary surgical oncology programs. In 2014 she joined the University of Colorado Hospital as director of innovation in Ambulatory Services, focusing on management and strategy of clinical and financial operations and integration of business processes and analytics to drive program development and growth.