 He competed in the 1960 Summer Olympics in Rome at the age of 16, where he took bronze in the 10 metre platform event.He was also won four gold medals at the Commonwealth, with double gold in the 1962 and 1966 games on the 10 metre platform and the 3 metre springboard events.Phelps then went on to found the OLGA trampoline club along with his wife, Monica Rutherford, an Olympic artistic gymnast.