Catalogue published in conjunction with a conference entitled "Multidisciplinary Aspects of Performance : Postmodernism" held in Montreal, Canada, October 9 -11, 1980. Edited by Chantal Pontbriand. Texts by Thierry de Duve, Birgit Pelzer, Bruce Barber, Craig Owens, Régis Durand, Benjamin H.D. Buchloh, Jean-François Lyotard, Douglas Crimp, Regina Cornwell, Germano Celant, Peggy Gale, John Howell, Helga Finter, Daniel Charles, Ivanka Stoianova, René Payant, Guy Scarpetta, Philip Monk, and Georges Roque. Artists include Laurie Anderson, Michael Asher, Stuart Brisley, Daniel Buren, Colin Campbell, Marc C. Chaimowicz, Elizabeth Chitty, Max Dean, Richard Foreman, Dan Graham, Jana Haimsohn, Joan La Barbara, Yvonne Rainer, Tom Sherman, and Robert Wilson. Includes biographies and filmographies. Texts in English and French.