Elizabeth Hellmuth Margulis is a professor at Princeton University, where she directs the Music Cognition Lab.

Her research approaches music from the combined perspectives of music theory/musicology and cognitive science. Her book On Repeat: How Music Plays the Mind received the 2014 Wallace Berry Award from the Society for Music Theory, and the 2015 ASCAP Deems Taylor/Virgil Thomson Award. Her latest book The Psychology of Music: A Very Short Introduction was published in 2018. Her cross-cultural research on narrative perceptions of music is supported by a grant from the National Science Foundation. She has been a Kavli Fellow of the National Academy of Sciences as well as a National Endowment for the Humanities Summer Scholar.