STEINFELD – Leonard, 87, of Tenafly, NJ. Born in NY, he was a Veteran of WW II. Beloved husband of Barbara. Cherished son of the late Sarah & Samuel. Devoted father of Douglas (Debra), Matthew (Marilyn), Andrea (Robby) and Edward (Zhuqing). Loving grandfather of Michael, Jeremy, Manya, Gregory, Jordan, Molly, Daniel, William and Alex. Dear brother of Philip, William and the late Alwin. Leonard was a professor at Mt. Sinai Hospital for over 56 years, where he created the Division of Pediatric Cardiology. He touched innumerable lives with his skill and compassion. Funeral Monday 10:30am, Dec. 31, 2012 at Gutterman and Musicant, Hackensack NJ. Shiva will be at 221 E. Clinton Ave. Tenafly, NJ from 2 pm to 8 pm Mon Dec 31st through Wed Jan. 2nd