Associate Professor Musso has been at CU Denver for 34 years, 15 of which were spent as the director for the jazz and commercial guitar program. He is currently the Performance Program Director for MEIS. In 2022, he launched his podcast “LYNX Cast” which showcases MEIS student and alumni songwriters, performers, and producers from CU Denver’s College of Arts & Media.

Paul is the author of two music theory textbooks: Introduction to Music: An Interactive Approach and Popular Music Theory: An Interactive Approach. He is also the author of several jazz guitar methods for Mel Bay publications including: Fingerstyle Jazz/Teaching Your Guitar To Walk, Graded Fingerstyle Jazz Guitar Solos, Improvising With Mini-Arpeggios and Fingerstyle Jazz Guitar Chord Soloing. He also co-authored Mel Bay's Master Anthology of Jazz Guitar Solos (2000) alongside guitar greats including Johnny Smith, John Abercrombie, Buckey Pizzarelli, George Van Eps, and Andy Summers.

A Denver native, Paul maintains a career performing guitar locally in jazz ensemble and solo guitar settings. Paul is a versatile guitarist and has performed in several classical ensembles including: the Colorado Symphony, the Boulder Festival Orchestra, and the Aspen Music Festival Orchestra. He has performed in venues throughout Europe, Mexico and the United States. Paul is also a composer, and his self-produced album "Tonescapes" was named one of the top albums from the Denver area in 2011 by Westword Magazine.