Is the Head of the IBD Unit and the Bacteriotherapy Clinic and a senior physician at the Department of Gastroenterology and Liver Diseases (Tel Aviv Medical Center, Israel) and serves as an Associate Professor at the Sackler Faculty of Medicine (Tel Aviv University). He has published more than 90 studies in peer reviewed journals and is engaged in clinical and translational research. Prof. Maharshak completed his medical studies at the Tel Aviv University, and specialized in Internal Medicine and Gastroenterology at the Tel Aviv Medical Center. He was trained in basic research at the Immunology Department of the Weizmann Institute of Science and at the Department of Immunology and Microbiology at the University of North Carolina, Chapel Hill. He is a member of the AGA, ECCO and IGA and has won several grants and actively participates in local and international conferences.