Daniel J. Siegel, MD, received his medical degree from Harvard University and completed his postgraduate medical education at UCLA, where he is currently a clinical professor. He is the executive director of the Mindsight Institute, and the author of numerous books, including the bestsellers Mindsight and Brainstorm, as well as No-Drama Discipline and The Whole-Brain Child (co-authored with Tina Payne Bryson). He lives in Los Angeles with his wife and occasionally with his launched adolescents.