Peter Sullivan grew up in a musical home with both his mother and father playing piano. Peter played piano, ukulele, as well as double bass as a youngster and became passionate about playing and teaching music. He developed into a well-respected studio musician and landed the job of Music Director for TV Channel 9 in Melbourne. In recent years, he has focused on teaching music, particularly to older students with a method he calls Brain Train. The idea of his method focuses on training exercises that help keep the brain active while allowing the student to play music they enjoy.