Peter Sinfield, a multifaceted artist, lyricist, and producer, is best known for his work with progressive rock bands like King Crimson, Emerson, Lake & Palmer (ELP), and Premiata Forneria Marconi (PFM). His contributions to the music world span lyrical poetry, pop hits, and experimental productions. Peter John Sinfield was born in Fulham, London on December 27, 1943.