Ross Perlin is the Assistant Director of the Endangered Language Alliance. He's a linguist who specializes in Yiddish and the languages of Southwest China. In this episode, he talks with host Chris Duffy about his work to save the world's languages. Comedians Christian Finnegan, Anna Drezen, and Rachel Rosenthal try to guess what Ross studies and learn how to speak Yiddish in the process. Technical direction by Kevin Brunswick.