Professor Rodrigo Vázquez Frias is a renowned pediatric gastroenterologist and nutritionist, currently serving as the subdirector of research at the Hospital Infantil de México Federico Gómez (HIMFG) and a professor of pediatric gastroenterology and nutrition at the Universidad Nacional Autónoma de México (UNAM). He holds a master’s and Ph.D. in medical sciences research from UNAM, as well as a master’s in microbiota from the Universidad Europea of Madrid. Certified by both the Mexican Board of Certification in Pediatrics and the Mexican Board of Gastroenterology, Dr. Vázquez Frias has made significant contributions to the field through over 65 scientific publications and 15 book chapters. He is the current president of the Latin American Society of Pediatric Gastroenterology and Nutrition and serves as chief editor of the Latin-American Journal of Pediatric Gastroenterology, Hepatology and Nutrition. He is a founding member of the Mexican Society of Microbiota (SoMeMi), founding member of the Ibero-American Society of Microbiota, Probiotics, and Prebiotics (SIAMPYP), and founding member of the Caribbean and Central American Research Group for Microbiota, Probiotics, and Prebiotics (GICCAMPP). His research interests include microbiota and probiotics, infant nutrition, and gastrointestinal disorders such as inflammatory bowel disease, food allergies, and disorders of gut--brain interactions.