Rav Moshe Lichtenstein and Rabbi Dr. Benjamin Samuels discuss “The Roots of Teshuva: The Hidden Depths of Return and Renewal in the Thought of Rav Aharon Lichtenstein, z”l,” for Teaneck’s Congregation Rinat Yisrael. Rabbi Chaim Strauchler moderates, with remarks by Dr. Tovah Lichtenstein. 8 p.m. Program is in memory of David J. Landes, by Faye Landes and family. www.Rinat.org.