He is the recipient of many grants, commissions and awards, including first prize in the Brooklyn College International Chamber Opera Competition, the First Midwest Chamber Opera Conference, and the Delius Composition Contest. Constantinides resides in Baton Rouge where he is Boyd Professor and Head of Composition at Louisiana State University, and the Music Director and Conductor for the Louisiana Sinfonietta. It denotes the thoughts of four individuals expressed in many ways in a conversation format. Throughout the piece intervallic relationships control the various happenings. Sonorities based on seconds and thirds highlight the harmonic progressions, which influence the direction of the music.
Stylistic quotations ornamented by sound effects are also important.
The Quartet was a featured ensemble at LSU's 54th Festival of Contemporary Music, performing Philip Glass' Concerto for Saxophone Quartet and Orchestra with the LSU Symphony Orchestra. He holds the MM and DMA degrees from the University of Texas at Austin. In 1991, he won second prize in the Bartok-Kabalevsky International Piano Competition. He recently recorded Bartok's Sonata for Two Pianos and Percussion with the Southwestern Chamber Soloists of Texas. She is the principal flautist with the Natchitoches-Northwestern Symphony Orchestra and the NSU Wind Symphony.