Ana Rodriguez-Ventura is pediatrician and endocrinologist, PhD, she made a postdoctoral fellow at the Joslin Diabetes Center during 2 years (2004-2006). She has a comprehensive program "Sacbe" (white way in Mayan) in order to prevent diabetes and adiposity (overweight or obesity) from childhood. She was the coordinator of the Diabetes Clinic at Children's Mexico Hospital and head of Nutrition and Bioprogramming at the Instituto Nacional de Perinatología. She is currently chief of Embriology and Genetic Department at the Universidad Nacional Autónoma de México (UNAM).