Altered State (Yellowjackets album)

Altered State (2005) is the 16th studio album (18th overall) from the jazz group Yellowjackets, and their third release for the Heads Up International label.

The cover image was painted by pop art painter Peter Max.

Personnel
Yellowjackets
 * Russell Ferrante – acoustic piano, electric piano, keyboards
 * Jimmy Haslip – electric bass
 * Marcus Baylor – drums
 * Bob Mintzer – tenor saxophone, soprano saxophone, bass clarinet, EWI

Guest Musicians
 * Mike Shapiro – percussion (1, 4)
 * Jean Baylor – lead vocal (3)
 * Sharon Perry – backing vocals (3)
 * Lori Perry – backing vocals (3)
 * Carolyn Perry – backing vocals (3)
 * Darlene Perry – backing vocals (3)

Production

 * Dave Love – executive producer
 * Yellowjackets – producers
 * Bill Schnee – recording engineer
 * Rich Breen – mixing, mastering
 * Ryan Petry – assistant engineer
 * Margi Denton – graphic design
 * Mitch Haupers (KVON) – photography
 * Robert Hoffman – live photography
 * Peter Max – cover artwork

Studios
 * Recorded at Schnee Studios (Studio City, CA).
 * Mixed and Mastered at Dogmatic Studios (Burbank, CA).