Study Guide Kiddushin 15 This week's learning is sponsored by Joshua Schor in honor of Lori Schuldiner Schor on their double Chai 36th anniversary last week. "Lori is my eternal teacher in “Darchei Noam” all ways pleasant and good. Her generosity and dedication to learning are models for me and our growing family. Lots of love." Who is the tana who doesn’t hold by the gezeira shava of sakhir sakhir? The Gemara brings three different tannaitic sources to find a tana that matches this opinion, but each one is rejected as alternative explanations are suggested. In the context of these sources, the sages are grappling with which laws mentioned in the verses about Jewish slaves apply to which category of Jewish slave.