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Bringing Nutritional Science to Life

Nutrition is revolutionizing personal and public health. We empower consumers, families, patients, and workplaces with science-based guidance for a healthier life.


Health Professionals

Promoting wellness with the Dell Medical School to improve patient lives

Lifelong Learners

We offer teams, individuals and pros courses and training to help advance careers


As innovators ourselves, we advise and inspire developers of new healthy eating options


From camps to cooking classes, we share nutritional science with interest groups of many kinds



Portrait of Marissa Duswalt Epstein

Marissa Duswalt Epstein

is the Director of the University of Texas Nutrition Institute and Lecturer in the McCombs Business School and Department of Nutrition. Previously, Marissa led the Health Education, Engagement and Promotion department at Stanford Health Care, and prior, she was The White House Associate Director of the Let's Move! initiative working directly with Michelle Obama. She received her BS in Nutrition with Honors and became credentialed as a Registered Dietitian Nutritionist at the University of Texas at Austin. She earned her MBA at Stanford Graduate School of Business.

Portrait of Drew Hayes
Assistant Professor of Instruction

Drew Hays

is a Registered Dietitian and professionally trained chef. She received her BS and MA of Nutritional Sciences from the University of Texas at Austin. Her academic interests are food science, clinical adult nutrition, critical care, food and cooking.

Portrait of Ladia Hernandez
Assistant Professor of Instruction

Ladia Hernandez

is an Assistant Professor of instructor at the University of Texas. She received her Ph.D. in Nutritional Sciences and her M.S. in Nutritional Sciences/Combined Dietetic Internship through Texas Woman's University. She earned her B.S. in Food and Nutrition from Texas Tech University. Her academic interests include nutritional epidemiology, obesity, maternal and child health, and cancer prevention.

Portrait of Diane Papillion
Assistant Professor of Instruction

Diane Papillion

is an Assistant Professor of Instructor at the University of Texas in the Nutritional Sciences Department. She is a Registered Dietitian and spent many years working in the field of public health nutrition before joining the faculty at the University of Texas. Her academic interests are community nutrition and sustainable foodservice systems.

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