His main interest is Yiddish foklore, particularly Yiddish folk literature, folksong and folk custom. His book, Defining the Yiddish Nation: The Jewish Folklorists of Poland will be published by Wayne State University Press this summer. In 1997-98, he spent the year conducting research on Yiddish folk parody in Jerusalam as a Yad-Hanadiv/Beracha Fellow. He recently founded the recording label Yiddishland Records to produce field recordings of Yiddish folksingers