Diotima the cat dies of brain hemorrhage. Piper produces Pretend series. Accepts tenured Full Professorship in Philosophy at Wellesley College and moves from Washington, D.C. to Wellesley, Mass. Publishes "Higher-Order Discrimination." Piper's 1975 performance, Some Reflective Surfaces appears on the cover of Art in America. Exhibits new work at John Weber Gallery, Exit Art Gallery, and Whitney Museum Film and Video Gallery. Awarded grant from Awards in the Visual Arts. Dubbed "the artist of the fall season in New York" by Michael Brenson in the New York Times. Rationality and the Structure of the Self becomes two books.