To help broaden and deepen scientific understanding as part of our commitment to high quality weight management solutions, Nutrisystem has brought together a panel of leading experts in the field.

The Nutrisystem Science Advisory Board is composed of a team of renowned professionals, each with distinct backgrounds and expertise, who will help Nutrisystem evaluate existing research to enhance our current programs, as well as develop new programs of research related to the weight loss industry.


Caroline Apovian, M.D., FACP, FACN — Medical Advisor

Caroline M. Apovian, MD, FACP, FTOS, DABOM is Co-Director of the Center for Weight Management and Wellness (CWMW) in the Division of Endocrinology, Diabetes, and Hypertension at Brigham and Women’s Hospital and a member of the faculty at Harvard Medical School. For over thirty years, Dr. Apovian has held a position at the forefront of the obesity and nutrition fields. One of the world’s premier weight management experts, she has distinguished herself as a leading researcher, healthcare provider, teacher, and New York Times bestselling author.

In collaboration with the Divisions of Gastroenterology and Metabolic Surgery, the CWMW will offer comprehensive, multidisciplinary care for patients seeking weight loss. Under Dr. Apovian’s direction, the Endocrinology arm of the Center will specialize in the assessment and treatment of obesity and its comorbidities. Nationally, she is one of the founding creators of the American Board of Obesity Medicine which provides certification and recognition for physicians who have specialized knowledge and training in the practice of obesity medicine.

Her current research interests are weight change and its effects on adipose tissue metabolism and inflammation, obesity and cardiovascular disease, resolution of type 2 diabetes and cardiovascular disease in the bariatric surgery population, disparities in the treatment of obesity in underserved populations, and novel pharmacotherapeutic agents for the treatment of obesity. She is also an expert in sampling subcutaneous adipose tissue and muscle tissue in humans and has been studying the relationship between adipose tissue inflammation and obesity for over 15 years.

Dr. Apovian has published over ten books and over 200 peer-reviewed original research and review articles on obesity and nutrition. Dr. Apovian was a member of the expert panel for updating the 2013 AHA/ACC/TOS Clinical Guidelines for the Management of Overweight and Obesity in Adults, published in the Circulation and Obesity journals and was the Chair of the Endocrine Society Guidelines for Medical Treatment of Obesity published in the Journal of Endocrinology and Metabolism in 2015. She is a former Nutrition Consultant for the National Aeronautics and Space Administration (NASA). Dr. Apovian has given over 150 invited lectures nationally and internationally and served as President of The Obesity Society in 2017-2018. She is also currently the Co-Director for the NIH-funded Boston Nutrition and Obesity Research Center.

Ted Kyle, RPh, MBA

Ted is a healthcare professional experienced in collaborating with leading health and obesity experts for sound policy and innovation to address health needs and the obesity epidemic in North America. For the past 10 years, Ted has dedicated his career to understanding how to address health issues and needs created by obesity.

In 2009, Ted founded ConscienHealth to help experts and organizations work for evidence-based approaches to health and obesity. Through ConscienHealth, Ted works to advance changes in policy and public opinion that will allow new approaches to be developed and put into use. At ConscienHealth, Ted devotes half of his work to nonprofit advocacy, chairing The Obesity Society’s Advocacy Committee and serving on the Steering Committee for the STOP Obesity Alliance and the Board of Directors for the Obesity Action Coalition. Ted also works to help clients develop scientific, regulatory , policy, and business strategies that obesity experts can support.

Prior to ConscienHealth, in 2008, Ted completed a 26-year career with GlaxoSmithKline. As Director of Policy & Innovation for GSK Weight Control, Ted led the effort to identify, acquire, and gain approval to market the first ever non-prescription weight loss product in the United States, allī® (orlistat).Ted’s work aligning the commercial strategy for allī with the needs of consumers and advocates for public health played a critical role in securing FDA approval and a positive image for the brand in the marketplace. As a result of Ted’s work, major professional organizations and leading experts in obesity policy testified and wrote in favor of approval. Allī was one of the top consumer brand introductions of 2007 and Time magazine named allī one of the top ten medical breakthroughs of 2007. 

In addition to his work in obesity, Ted has worked on diverse health issues, such as tobacco dependence, HIV, infectious diseases, GI health, cancer, and organ transplantation. Ted holds two degrees from the University of North Carolina at Chapel Hill: a Bachelor of Science in Pharmacy and a Master of Business Administration.