Ian McDonald is an English multi-instrumental musician, best known as a founding member of progressive rock band King Crimson in 1969, and of Foreigner in 1976. He is well regarded as a rock session musician, predominantly as a saxophonist. McDonald also plays keyboards, flute, vibraphone and guitar.
Gregory Stuart Lake was an English singer, songwriter, bassist, guitarist and record producer. He gained prominence as a founding member of the progressive rock bands King Crimson and Emerson, Lake & Palmer (ELP).
Robert Fripp is an English musician, songwriter, and record producer, best known as the guitarist, founder and longest-lasting member of the progressive rock band King Crimson. He has worked extensively as a session musician and collaborator, notably with David Bowie, Blondie, Brian Eno, Peter Gabriel, Daryl Hall, Midge Ure, Talking Heads, and David Sylvian. He has also contributed sounds to the Windows Vista operating system. His discography includes contributions to over 700 official releases.