Stephen Kendall Gadd (born April 9, 1945) is an American drummer, percussionist, and session musician. Gadd is one of the best-known and highly regarded session and studio drummers in the industry, recognized by his induction into the Modern Drummer Hall of Fame in 1984. Gadd's performances on Paul Simon's "50 Ways to Leave Your Lover" and "Late in the Evening" and Steely Dan's "Aja" are examples of his style. He has worked with other popular musicians from many genres including Simon & Garfunkel, Paul McCartney, James Taylor, Harry Chapin, Joe Cocker, Bonnie Raitt, Grover Washington Jr., Michael Brecker, Chick Corea, Lee Ritenour, Paul Desmond, Kate Bush, Chet Baker, Al Di Meola, Chuck Mangione, Kenny Loggins, Eric Clapton, Pino Daniele, Michel Petrucciani, and Toshiki Kadomatsu.