English prog-rock band founded by Robert Fripp and Michael Giles in 1968, now featuring:
Robert Fripp - guitar, soundscapes, mellotron, keyboards (1968-74, 1981-84, 1994-present)
Mel Collins - saxophone, flute (1970-72, 2013-present), mellotron and backing vocals (1971-1972)
Tony Levin - bass guitar, NS upright bass, Chapman Stick, funk fingers, synthesizers, backing vocals (1981-84, 1994-98, 2003-present)
Pat Mastelotto - percussion, acoustic and electronic drums (1994-present)
Gavin Harrison - main drums (2007-present)
Jakko Jakszyk - lead vocals, guitar, flute (2013-present)
Bill Rieflin - keyboards, mellotron, drums, percussion, backing vocals (2013-2015, 2017-present)
Jeremy Stacey - drums, keyboards, backing vocals (2016-present)
Their vast catalogue includes the landmark progressive albums In The Court Of The Crimson King and Larks' Tongues in Aspic.