Credits

Herbie Hancock: Piano
Art Taylor: Drums
Billy Higgins: Drums
Donald Byrd: Trumpet
Duke Pearson: Piano
Hank Mobley: Tenor Saxophone
Jackie McLean: Alto Saxophone
Leonard Feather: Liner Notes, Original Liner Notes
Pepper Adams: Brass, Baritone Saxophone
Reggie Workman: Bass
Wynton Kelly: Piano
Wayne Shorter: Tenor Saxophone
Doug Watkins: Bass
Rudy Van Gelder: Engineer, Remastering, Recording
Gordon H. Jee: Creative Director
Nat Hentoff: Liner Notes
Patrick Roques: Redesign
Micaela Boland: Design, Artwork Direction
Reid Miles: Artwork, Design, Photography, Cover Design
Alfred Lion: Producer
Joe Goldberg: Liner Notes
Bob Blumenthal: Liner Notes
Butch Warren: Bass
Lex Humphries: Drums
Sam Jones: Bass