Ambarish Satwik is a Delhi-based vascular and endovascular surgeon and writer. He is Director of the Vascular Cath Lab at Sir Ganga Ram hospital and Associate Professor of Vascular Surgery, GRIPMER. Dr. Satwik is the author of the critically acclaimed novel Perineum: Nether Parts of the Empire. Books by Ambarish Satwik Pao Perineum: Nether Parts of the Empire