John Covach is Director of the University of Rochester Institute for Popular Music, Professor of Music in the College Music Department, and Professor of Theory at the Eastman School of Music. He is the principal author of the college textbook What's That Sound?: An Introduction to Rock Music (5th edition, 2018) and has co-edited Understanding Rock (1997), American Rock and the Classical Tradition (2000), Traditions, Institutions, and American Popular Music (2000), and Sounding Out Pop (2010).