Walter Frisch is H. Harold Gumm/Harry and Albert von Tilzer Professor of Music at Columbia University, where he has taught since 1982. Frisch is a specialist in Austro-German music of the nineteenth and early twentieth centuries, and in American popular song. His numerous books include Music in the Nineteenth Century (2012) and Arlen and Harburg's Over the Rainbow (2017). Frisch has twice won the ASCAP-Deems Taylor award for his writings. He has been awarded fellowships from the National Endowment for the Humanities, the Alexander von Humboldt Foundation in Germany, the Center for Scholars and Writers at the New York Public Library, and Columbia's Institute for Ideas and Imagination in Paris.