Rabbi Daniel Fridman discusses “Teshuvot MiMa’amakim: Responsa from the Kovno Ghetto Holocaust & Remembrance,” and Rabbi Gedalyah Berger talks about “Be-ma’alot Kedoshim: How Do We Honor Those We Have Lost?” for Lamdeinu, 11 a.m.-1:30 p.m. All are welcome. 950 Queen Anne Road. Lamdeinu lamdeinu@aol.com.