Learning on the Marcos and Adina Katz YUTorah site is sponsored today by Ruth Peyser Kestenbaum and Miriam & Alan Goldberg to mark the ninth yahrtzeit of their father, Irwin Peyser, Harav Yisroel Chaim ben R' Dovid V' Fraidah Raizel Peyser and by the Polinsky, Miller, and Weiss families in memory of their dear father, grandfather, and great-grandfather, Avraham ben Menachem Moshe a'h and by Joan and Henry Silberman and Eleanor and Dr. Gerald Frenkel in memory of Batsheva bas Shmuel Roer and by the Weinberg Family l'ilui nishmas Zevy Weinberg, Refael Zev Avraham ben Moshe and by Dan & Irene Lawson in memory of Irving Posner z”l and by Marilyn and Eliot Lauer in memory of Yehudis Liba bas Simcha Hakohen