Piper produces Decide Who You Are series for exhibition at John Weber, Paula Cooper, and NYU's Grey Art Galleries. Delivers philosophy paper, "Xenophobia and Kantian Rationalism," and art lecture, "Xenophobia and the Indexical Present," at day-long New York University conference: "What Does the Critique of Pure Reason Have to Do With the Pure Critique of Racism? A Look at the Work of Adrian Piper." Withdraws from Documenta. Collapses from physical exhaustion at end of spring and fall semesters. Wins Wellesley College Faculty Vacation Prize, spends it at Kripalu Yoga Center. Publishes "Two Kinds of Discrimination." Rationality and the Structure of the Self becomes three books. Listens to Hildegard von Bingen. Discovers Star Trek, Star Trek: The Next Generation, Star Trek: Deep Space Nine.