Joseph Catalano is Professor Emeritus at Kean University of New Jersey and Adjunct Professor of Philosophy at the New School University of Social Research. He is the author of A Commentary of Jean-Paul Sartre's 'Being and Nothingness'; A Commentary on Jean-Paul Sartre's 'Critique of Dialectical Reason, Good Faith and Other Essays'; Perspectives on a Sartrean Ethics; and Thinking Matter: Consciousness from Aristotle to Putnam and Sartre.