Dr. (Prof) Gourdas Choudhuri, MD, DM, FACG, FICP, FAMS, FRCPI, is the HOD Director of Gastroenterology Hepatobiliary Sciences. He is a gastroenterologist, medical educator, researcher of national eminence, as well as a columnist and philanthropist. He trained from All India Institute of Medical Sciences, New Delhi. He was the first to start Endoscopic Ultrasound (EUS) and Extra Corporeal Shockwave Biliary Lithotripsy in India (ESWL). Under his leadership, the department of Gastroenterology at Sanjay Gandhi Postgraduate Institute of Medical Sciences, Lucknow, developed into one of the top five in the country.