Asger Oluf Jorn (3 March 1914 – 1 May 1973) was a Danish painter, sculptor, ceramic artist, and author. He was a founding member of the avant-garde movement COBRA and the Situationist International.
Henning Christiansen (May 28, 1932, Copenhagen – December 10, 2008) was a Danish composer and an active member of the Fluxus-movement.
Joseph Beuys (12 May 1921 – 23 January 1986) was a German Fluxus, happening, and performance artist as well as a painter, sculptor, medallist, installation artist, graphic artist, art theorist, and pedagogue.
Wolf Vostell (14 October 1932 – 3 April 1998) was a German painter and sculptor, considered one of the early adopters of video art and installation art and pioneer of Happening and Fluxus.