Arman Ay-O César Baldaccini (César) Joseph Beuys George Brecht John Cage Giuseppe Chiari Walter Cianciusi Philip Corner Robert Filliou Henry Flynt Ken Friedman Al Hansen Cairn Hedland Geoffrey Hendricks Dick Higgins Ruud Janssen Ray Johnson Joe Jones Alison Knowles Takehisa Kosugi Shigeko Kubota George Landow Jackson Mac Low George Maciunas Barry McCallion Adolfas Mekas Gustav Metzger Larry Miller Yoko Ono Genesis P-Orridge Nam June Paik Ben Patterson Dieter Roth Ric Royer Wim T. Schippers Carolee Schneemann Gianni Emilio Simonetti Litsa Spathi Daniel Spoerri Yasunao Tone Ben Vautier Wolf Vostell Yoshi Wada Emmett Williams