A vibraphonist is a musician who plays the vibraphone, a percussion instrument similar to a xylophone but with metal bars and resonator tubes. The vibraphone produces a unique, mellow sound, often enhanced by a motor that creates vibrato. Vibraphonists are commonly found in jazz ensembles, orchestras, and contemporary music groups. Famous vibraphonists include Milt Jackson, known for his work with the Modern Jazz Quartet, and Gary Burton, who is recognized for his innovative techniques and collaborations. The vibraphone is also used in various genres, including classical and pop music, showcasing its versatility and appeal.