Learning on the Marcos and Adina Katz YUTorah site is sponsored today by the Weinstein, Greenberg and Kirsch families in memory of their Zaida, Harold Greenberg, Tzvi Hersh ben Mordechai and by Leon and Rhea Landau in loving memory of Emanuel Landau and by Debbie Nossbaum in loving memory of her father, Nathan Werdiger and by Dr. Arthur and Linda Kook in loving memory of Mrs Beatrice Kook, Batya bas Nachum B’aer Kook, commentating her 5th Yahrzeit