Robert C. Solomon is Quincy Lee Centennial Professor of Business and Philosophy and Distinguished Teaching Professor at the University of Texas at Austin. A past president of the International Society for Research on Emotions, he is the author of more than forty books, including The Passions, The Joy of Philosophy, Spirituality for the Skeptic, Not Passion's Slave and In Defense of Sentimentality (Volumes 1 and 2 of a three-volume series, The Passionate Life ). He lectures and gives seminars around the world and has done several video and audio 'Superstar Teacher' courses for the Teaching Company.