Ben Camey Wallace (born September 10, 1974) is an American basketball player. He currently plays in the National Basketball Association with the Detroit Pistons. Nicknamed "Big Ben", he plays the center and power forward positions, and is listed at 6 ft 9 in (2.06 m) and 240 lb (110 kg). He has won the NBA Defensive Player of the Year Award four times, a record he shares with Dikembe Mutombo. Wallace was a member of the Detroit Pistons team that won the NBA championship in 2004.