Excerpted from
![](https://images.penguinrandomhouse.com/cover/9780553807912?height=200&maxwidth=200)
From The Whole-Brain Child by Daniel J. Siegel, M.D. and Tina Payne Bryson, Ph.D., copyright © 2011 by Mind Your Brain, Inc., and Bryson Creative Productions, Inc. Published by Delacorte Press, an imprint of The Random House Publishing Group, a division of Random House, Inc., New York.