Krosnick began playing piano at age 6 and drums at age 9. Most of his formal musical training occurred during ten summers spent at the National Music Camp in Interlochen, Michigan. There, he studied classical percussion and jazz drumming, and he performed with orchestras, concert bands, percussion ensembles, jazz bands, and backup bands for musical theater performances. Recognizing his accomplishments during those years, Jon was awarded the NMC Jazz Scholarship, and he won the High School Division's Concerto Competition. Jon studied classical percussion at Interlochen with many noted instructors, including Niel DePonte (Oregon Symphony) and Scott Stevens (Metropolitan Opera Orchestra). While studying classical percussion with Fred Hinger (Metropolitan Opera Orchestra) in high school, Jon won the Philadelphia Orchestra's Student Concerto Competition and performed with the orchestra...