Rachel Mann is an assistant professor at UTRGV and a reader for the AP Music Theory Exam. A developer for Illiac Software, her Harmonia app received initial funding from the National Science Foundation. Her work on composer, Roberto Gerhard is published by Ashgate, Cambridge Scholars Press, and Routledge, and she is currently editing a book for Oxford University Press with support from the British Academy.

Katrina Roush is an assistant professor of music theory at UTRGV. She earned her Ph.D. in music theory from Indiana University. Katrina has previously presented on emotion in music, subjective listening perspectives, collaboration with music librarians, and online music theory pedagogy. She has been teaching online fundamentals since 2015.