8 Lectures: An Early Start for Shavuos? ■ Yichud and the Housekeeper ■ Military Service and Potential Halachic Problems ■ The Concept of Prison in Jewish Law ■ Tachanun ■ Skin Grafts ■ Hilchos Brachos: Ikar VeTofel ■ Purchase of Entire Sefer Bamidbar ■ Tisha B'Av Thoughts