Credits

Herbie Hancock: Piano
Barry Harris: Piano
Billy Higgins: Drums
Donald Byrd: Trumpet
Freddie Hubbard: Trumpet
Hank Mobley: Tenor Saxophone
Paul Chambers: Bass
Philly Joe Jones: Drums
Rudy Van Gelder: Recording Engineer, Remastering
Gordon H. Jee: Creative Director
Michael Cuscuna: Reissue Producer
Del Shields: Liner Notes
Reid Miles: Cover Design
Alfred Lion: Original Album Producer
Bob Blumenthal: Liner Notes
Francis Wolff: Photography
Butch Warren: Bass
Michael Boland: Reissue Design