We are saddened to inform the community of the passing of Dr. Marshall Michael (Moshe Mordechai ben Nasan) Joffe z”l, a brilliant gem of our neighborhood, last Tuesday, October 5. Dr. Joffe, 59, was a gentle and kind, devoted member of the Kew Gardens Hills community, who excelled professionally as a prolific researcher of statistical science. Amongst his peers, Dr. Joffe is remembered for his groundbreaking work in causal inference, which influenced biostatistics and epidemiology. Most notable were his clinical research advances in nephrology and his teaching career as a longtime professor at the University of Pennsylvania. Many of his revolutionary ideas and philosophies were detailed in published journals.