Tony Martuccelli
independent, teacher
Ayano Kataoka
University of Massachusetts - Amherst
Melvin Baldwin
Justin Bieber
Ryan Hall
Clover High School
Brian Stackhouse
Oklahoma Baptist University
Pete Korpela
Josh Groban, malletSTATION Artist
Joe Tomino
Matisyahu, Dub Trio, GRiZ
坂上 弘志
元大阪フィルハーモニー交響楽団 打楽器奏者
Alex Kuldell
U.S. Army Old Guard Fife & Drum Corps
Daniel Cardoso
Anathema, studio