Dr. Irving Max Ader of Ardsley passed away on Friday April 29, 2016. He was 95 years old. Dr. Ader was born in Poland and was the son the late Isadore and Bertha Ader. Irving was the loving husband of the late Lillian Ader and loving father of Lisa and Michael. A 10:00 a.m. Chapel Service is scheduled for Sunday May 1, 2016 with interment to follow in the Beth David Cemetery, Elmont, NY. Arrangements under the direction of Riverside Memorial Chapel, Mount Vernon, NY.