Credits

Herbie Hancock: Piano
Joe Henderson: Tenor Saxophone
Kenny Dorham: Trumpet
Tony Williams: Drums
Ron McMaster: Digital Transfer Producer
Rudy Van Gelder: Engineer, Remastering
Michael Cuscuna: Producer, Liner Notes, Reissue Producer
Nat Hentoff: Liner Notes
Reid Miles: Artwork, Photography
Alfred Lion: Producer
Bob Blumenthal: Liner Notes
Francis Wolff: Photography
Butch Warren: Bass