The Research and Realities of Obesity Medications and Incretin-Based Therapies in Nutrition and Body Composition

Dominique Williams, MD, MPH, FOMA, Dipl ABOM

Medical Director 
Adult Nutrition, Abbott 
Columbus, OH, USA

Dr Williams is the Adult Nutrition Medical Director at Abbott, a global healthcare company. Her responsibilities include supporting the U.S. and global adult nutrition commercial operations, collaborating with the clinical project team on Abbott-sponsored clinical studies, and driving the development, submission, and execution of investigator-initiated studies, including research publication. She also leads the medical strategy and content review, including moderation for national and international advisory meetings and symposia with multi-disciplinary teams. 

Dominique is double board-certified in Obesity Medicine and Pediatrics and is an active member of the Obesity Medicine Association. Dominique is a dedicated educator and clinician with over 19 years of experience in patient-centered care, holistic mentoring, and curriculum development. In addition to her clinical work, she has mentored medical students and resident physicians and serves as Adjunct Faculty at The Ohio State University College of Medicine. Dominique has publications on the topics of mentoring, equity-focused initiatives in graduate education, and the care of children and adolescents with obesity. She has also worked on several local and national initiatives to address health disparities. 

Dominique obtained her Bachelor of Science in Nutrition from Case Western Reserve University, MD from Wright State University School of Medicine, and MPH in Nutrition from the University of Massachusetts, Amherst.

Colleen Tewksbury, PhD, MPH, RD, CSOWM, LDN, FAND, FASMBS-IH

Assistant Professor in Nutrition Science
University of Pennsylvania, School of Nursing
Philadelphia, PA, USA

Colleen Tewksbury is an Assistant Professor in Nutrition Science at the University of Pennsylvania School of Nursing with a secondary appointment as an Assistant Professor of Nursing in Surgery for the Perelman School of Medicine. Her previous roles at Penn for the past decade have included serving as a weight management dietitian, bariatric program coordinator, bariatric program manager, and a senior research investigator. Colleen’s research focuses on opportunities to optimize obesity treatment through nutrition, including bariatric surgery and pharmacotherapy. Colleen has received more than 10 scholarships and awards from the Academy of Nutrition and Dietetics and has served in multiple leadership positions for the Academy, PA Academy, and American Society for Metabolic and Bariatric Surgery.

Nina Crowley, PhD, RDN, LD

Director, Clinical Education & Partnerships 
seca Medical Body Composition 
Mt Pleasant, SC, USA

Nina Crowley, PhD, RD, LD, is a devoted advocate for improving communication, patient-centered care, and accessibility in obesity care. With a PhD in Health Psychology from Walden University, an MS in Health Care Policy and Management from SUNY Stony Brook, and a BS in Nutrition Science from Cornell University, Dr Crowley began her career as a bariatric dietitian and later served as the program director for the Metabolic and Bariatric Surgery Program at the Medical University of South Carolina. Currently, in her role as the Professional Affiliations and Education Manager for seca’s Medical Body Composition and Bioimpedance Analysis Division, she collaborates with healthcare providers to advance education on body composition analysis. Dr Crowley has significantly contributed to the field through publications, presentations, and media involvement focusing on obesity care, behavior change, policy and advocacy, and body composition. A passionate and committed volunteer and leader, Nina is deeply entrenched in professional associations for dietitians and obesity care providers and serves on the board of directors for the Obesity Action Coalition, working to educate and champion for access to care individuals living with obesity.

Grant Tinsley, PhD

Associate Professor
Director, Energy Balance & Body Composition Lab
Texas Tech University
Lubbock, TX, USA

Dr Grant Tinsley is an Associate Professor and Director of the Energy Balance & Body Composition Laboratory at Texas Tech University. His primary research interest is the assessment and modification of body composition, which he has explored in varied populations, ranging from fitness and athletics to disease states like obesity. He has published over 140 peer-reviewed journal articles and directed over 20 externally supported research projects. His research achievements have been recognized through several awards, including the Nutritional Research Achievement Award from the National Strength and Conditioning Association and the Excellence in Research Award from Texas Tech University. He currently serves as the co-chair of the Redefining Obesity Working Group within the Biomarkers Consortium of the Foundation for the National Institutes of Health (FNIH).