Mastermind

Credits

• Bobby Hawk
  violin
• Bryce Bordone
  assistant
• David Hart
  Minimoog
• Evan Smith
  saxophone, synthesizer
• Jack Antonoff
  Minimoog, background vocals, drums (drum set), electric guitar, percussion, producer, programming, recording, synthesizer
• John Rooney
  assistant
• Jon Sher
  assistant
• Jonathan Gautier
  violin
• Laura Sisk
  recording
• Megan Searl
  assistant
• Michael Riddleberger
  drums (drum set)
• Mikey Freedom Hart
  Minimoog, programming
• Serban Ghenea
  mix
• Taylor Swift
  phonographic copyright, producer, vocal
• Zem Audu
  saxophone