The proceedings of the first major international conference on the philosophy of Spinoza to be held in the United States are published here. Contained are papers on all aspects of Spinozas thought by 31 distinguished scholars from the United States, Europe, Israel and Australia including Jonathan Bennett, Alan Donagan, Margaret Wilson, Amélie Rorty, Richard Popkin, Jean-Marie Beyssade, Alexandre Matheron, Étienne Balibar, Pierre Macherey, Emilia Giancotti, Hubertus Hubbeling, and Yirmiyahu Yovel.Topics discussed are Metaphysics, Epistemology and Philosophy of Mind, Psychology, Moral, Political and Social Philosophy, and Spinozas influence,