Aspen Music Festival and School
In 1976 Korstick went to the United States to continue his studies at The Juilliard School in New York City where he was a scholarship student of Sascha Gorodnitzki until 1983. He spent several summers at the Aspen Music Festival and School as a student of Jeaneane Dowis. After winning the Competition of German Music Council, he returned to Germany in 1983 to start his concert career.