David Butler is professor emeritus of music theory at The Ohio State University. He taught music theory at Ohio State for 28 years, and also served as associate director of the School of Music and associate dean of the College of the Arts. His book, Musician’s Guide to Perception and Cognition, was released by Schirmer Books in 1992.   Butler has published articles and reviews in Music Theory Spectrum, Music Perception, Psychology of Music, Journal of Music Theory, Perception & Psychophysics, and Journal of Experimental Psychology.   He was editor of College Music Symposium, and founding editor of Empirical Musicology Review.