Greg is a Professor of Music at The Juilliard School and has served over 25 years on the Grammy Awards Board of Governors, on the National Board of Trustees, and 3 terms as Los Angeles President of the Academy. Greg has received the Academy President's Medallion 3 times.
In addition to his teaching career, he was a full time record producer and record label executive in Los Angeles for 27 years.
He is the author and editor of multiple books including the editor of the theory & harmony book utilized at Juilliard; “Reading Exercises for Solfege;” and the upcoming “A Composers Treatise for Scoring Percussion.
In 2012, The Heredity Knights of Britannia awarded Sir Gregory a Knighthood for his philanthropic contributions to the musical arts and especially young musicians.
He is a passionate drummer and percussionist. Greg spent many years touring with many major rock bands, in addition to studio work in Los Angeles. He also is an Airline Transport Pilot for jet airplanes, helicopter, glider, seaplanes and a flight instructor.