He studied with Harold Craxton (piano) and Benjamin Dale (composition) at the Royal Academy of Music, and took further study with Emile Bosquet and Julius Isserlis (piano) and with Nadia Boulanger (composition) in Paris.
Exempted from National Service during World War II on medical grounds, Piggott supported his sick mother and brother by performing as a pianist and teacher.
[2] As a pianist, Piggott was a frequent recitalist and broadcaster, but left no commercial recordings.
[4] In 2005 Piggott's friend Malcolm Binns recorded the two Piano Sonatas No 1 (1961, rev, 1975) and No 2 (1978) and the third set of Preludes.
[8] His one movement Piano Concerto The Quest (written for Malcolm Binns) also received its first broadcast in 1989.