By Rabbi Yair Hoffman This past Shabbos, Klal Yisroel lost a Rosh Yeshiva, a Gadol, and a Mussar giant in Rav Yechiel Yitzchok Perr zatzal’s passing.  Rabbi Perr was a close Talmid of Rav Aharon Kotler and took physical care of him during Rav Aharon’s last illness.  It was a week in which three Talmidim […]