Paul Bloom is Professor of Psychology at Yale University. He was born in Montreal, Canada, did his undergraduate research at McGill University, and his doctoral work at MIT. He is interested in the development and nature of our common-sense understanding of ourselves and other people. His current research explores the following areas: bodies and souls; art and fiction; and moral reasoning. He has published in scientific journals such as Nature and Child Development, as well in more general outlets such as the New York Times Book Review and American Scientist. He is the co-editor of the interdisciplinary journal Behavioral and Brain Sciences. His book How Children Learn the Meanings of Words (2000, MIT Press) was awarded the Award for Excellence from the Association of American Publishers, and the Eleanor Maccoby Award from the American Psychological Association. His most recent book is Descartes’ Baby (2004, Basic Books). Paul Bloom lives in New Haven, Connecticut with his wife and two sons.