Karoly Horvath, M.D., Ph.D. has been pediatric gastroenterologist since 1980. He graduated and received his Ph.D. degree in Hungary. Since 1990 he has been worked in US in a few academic medical centers, including the Hahnemann University in, Philadelphia, the University of Maryland at Baltimore, A.I duPont Hospital for Children affiliated to Jefferson Medical University and finally at Arnold Plamer Hospital for children. His commitment to education is shown that he established two successful pediatric gastroenterology training programs. First at University of Maryland in 2000 and the second at the Orlando Health in 2011. His research is mainly translational in nature. He founded a CLIA certified Pediatric Gastroenterology Specialty Laboratory 1993 that introduced unique clinical tests and assisted to set and other one In Delaware. He has 102 peer-reviewed publications, 31 book chapters, he has over 5000 citations, presented 54 invited lectures and author and coeditor of Pediatric Gastroenterology book.