Learning on the Marcos and Adina Katz YUTorah site is sponsored today by Rachel Pekarsky l'ilui nishmas Mark Pekarsky, Yisroel Mendel ben Grintzscha a"h and by Ruth Peyser Kestenbaum and Miriam & Alan Goldberg to mark the twelfth yahrtzeit of their father, Irwin Peyser, Harav Yisroel Chaim ben R' Dovid V' Fraidah Raizel Peyser and by Dr. Harris & Elisheva Teitz Goldstein l'zecher nishmos his parents, Rabbi Dr. Noah Goldstein, HaRav Noach ben Yitzchak David zt'l, and Beverly Goldstein, Bayla bas Noach Ze'ev z'l, on their yahrzeits this week