The Social Network Diet: Change Yourself, Change the World book will help you make healthy changes in your life by improving your environmentâ€”and in so doing, transforming the world. It is not your classic diet book. It is not an exercise manual. It is unlike any other nutrition and physical activity plan you have ever seen. It is a guide, rooted in exciting new research, on how to make lasting, positive change in your life by creating a supportive social network and a favorable food and physical activity environment.The book includes:â€¢ cutting-edge information on the ideal food and physical activity lifestyleâ€¢ a guide for creating a supportive social network to improve healthâ€¢ three 1-Day Challenges to analyze your overall personal environmentâ€¢ a 7-Jumpstart to spark your lifestyle changeâ€¢ menus, recipes, food charts, self-assessmentsâ€¢ engaging personal stories of successâ€¢ proven strategies for making societal changeMiriam E. Nelson, PhD is director of the John Hancock Research Center on Physical Activity, Nutrition, and Obesity Prevention at Tufts University. She the author of the international best-selling Strong Women book series and has been featured on television, including her own PBS special, The Oprah Winfrey Show, and The Today Show.Jennifer Ackerman's most recent books are Ah-Choo! The Uncommon Life of Your Common Cold and Sex Sleep Eat Drink Dream: A Day in the Life of Your Body. She is also a contributor to The New York Times, National Geographic, Scientific American, and many other publications.