Credits

Herbie Hancock: Piano
Bobby Hutcherson: Drums, Vibraphone
Joe Chambers: Drums, Timpani, Gong
Rudy Van Gelder: Engineer, Remastering
Gordon H. Jee: Creative Director
Michael Cuscuna: Producer, Liner Notes, Reissue Producer
Patrick Roques: Artwork
Franko Caligiuri: Artwork Direction
Micaela Boland: Design, Artwork Direction
Alfred Lion: Producer
Bob Blumenthal: Liner Notes
K. Abe: Design, Photography
Francis Wolff: Photography
Albert Stinson: Bass