John Mayer / Battle Studies

01. Heartbreak Warfare [4:29]
02. All We Ever Do Is Say Goodbye [4:35]
03. Half Of My Heart / John Mayer With Taylor Swift [4:10]
04. Who Says [2:55]
05. Perfectly Lonely [4:28]
06. Assassin [5:14]
07. Crossroads [2:29]
08. War Of My Life [4:15]
09. Edge Of Desire [5:32]
10. Do You Know Me [2:30]
11. Friends, Lovers Or Nothing [5:59]

John Mayer [Vocals, Guitars, Keyboards, Sound Effects, Percussion]
Steve Jordan [Drums on M1/2/4~11, Percussion on M5/6/8/10/11]
Pino Palladino [Bass] on M1/4~6/9~11
Jamie Muhoberac [Keyboards] on M1
Robbie McIntosh [Guitar] on M2
Ian McLagan [Pump Organ on M4, Celeste on M4, B3 on M5/9/11, Wurlitzer on M5/8, Piano on M10/11]
Jamie Muhoberac [Keyboards] on M9
Bob Reybolds [Saxophone] on M11
Bryan Lipps [Trumpet] on M11

-John Mayer With Taylor Swift-
John Mayer [Vocals, Guitars, Keyboards, Sound Effects, Percussion] on M3
Taylor Swift [Vocals] on M3
Steve Jordan [Drums] on M3
Pino Palladino [Bass] on M3
Waddy Wachtel [Acoustic Guitars] on M3

Produced by John Mayer, Steve Jordan
Engineered by Chad Franscoviak
Digital Editing by Martin Pradler [M1~12/14/15]
Production Coordinator by Ken Helie
Mixed by Michael H. Brauer [M1/2/4/6/11], Manny Marroquin [M3/5/7~9], Joe Ferla [M10]
Mix Assistants by Ryan Gilligan [M1/2/4/6/11], Erik Madrid [M3/5/7~9], Christian Plata [M3/5/7~9], Justin Gerrish [M10]
Mastered by Greg Calbi