Robert Slack received a Bachelor of Music Degree from the Curtis Institute of Music in Philadelphia, the Nation's premier music conservatory. He has also been featured in the Pacific Symphony Orchestra's American Composers' Festival with internationally renowned cellist Yo Yo Ma. As a solo Marimbist, Mr. Slack is known among musicians for his musical interpretations of the Music of J.S. Bach, having performed solo recitals of Bach's music at Chapman University, Biola University, and at the Orange County High School for the Performing Arts.

Highly sought after as a teacher, Mr. Slack has had many of his students placed in significant music conservatories and universities such as The Juilliard School, Indiana University, U.C.L.A., U.S.C. School of Music, and others. Also active as a jazz musician, Mr. Slack heads a Jazz trio "Rob Slack and Friends," a featured group at local venues.