Conversation so far:
Tell me about Kenton's career?
Kenton would make his first recordings when Arnheim made 14 sides for the Brunswick label in summer of 1937.
What was Arnheim?
Gus Arnheim's group.
What did Kenton do after that?
Kenton went back to study with private teachers on both the piano and in composition.

Question: Where did he study?
Self-contained rewrite: Where did Stan Kenton study after being in Arnheim's group?