Irwin Isaac Gerstein, 70, of Mansfield, previously of West Hartford, died Jan. 8. He was the husband of Davita Silfen Glasberg. Born in Wilkes Barre, Penn, he was the son of the late Herman and Rose (Antokoletz) Gerstein. In addition to his wife, he is survived by his children, Aaron Gerstein and Liana Gerstein of West Hartford, Alan Gerstein and his wife Julie of Chappaqua, N.Y., and Terri Gerstein and her husband Richard Baum of Brooklyn, N.Y.; his step-children, Morgan Glasberg, Gillian Bienvenu and her husband Scott of Mansfield; his brother, Marc Gerstein of Allentown, Penn; his sister, Ellen Hollands of Richmond, Va.; and his grandchildren, Jarrod and Samantha Gerstein, Eli and Jonah Baum, and Scottie Bienvenu.