A musician from San Diego, he grew up playing in punk rock and heavy metal bands. As a composer his Canto 34, a setting of Dante's Inferno, was performed in Siena, Italy. He has performed with a wide variety of ensembles, and has studied abroad in Italy and France. Jeffrey holds AA degrees in both Classical Music, and Humanities and Fine Arts from Grossmont College, a Bachelor's in Composition from San Francisco Conservatory of Music, and a Master's in Global Composition from San Diego State University. His major composition teachers were Elinor Armer and Joseph Martin Waters.