Credits

Herbie Hancock: Piano
Bobby Hutcherson: Marimba, Vibraphone
Leonard Feather: Original Liner Notes
Bob Cranshaw: Bass
Joe Chambers: Drums
Rudy Van Gelder: Remastering
Gordon H. Jee: Reissue Director
Michael Cuscuna: Reissue Producer
Reid Miles: Design, Photography
Alfred Lion: Producer
Bob Blumenthal: Reissue Liner Notes
Francis Wolff: Photography
Michael Boland: Reissue Design, Art Direction