For more than 40 years, T. Colin Campbell, PhD, has been at the forefront of nutrition research. His legacy, the China Study, is the most comprehensive study of health and nutrition ever conducted. Dr. Campbell is the author of the bestselling book, The China Study, and the Jacob Gould Schurman Professor Emeritus of Nutritional Biochemistry at Cornell University. He has received more than 70 grant-years of peer-reviewed research funding and authored more than 300 research papers. The China Study was the culmination of a 20-year partnership of Cornell University, Oxford University, and the Chinese Academy of Preventive Medicine. Howard Jacobson, PhD, is an online marketing consultant, health educator, and ecological gardener from Durham, N.C. He earned a Masters of Public Health and Doctor of Health Studies degrees from Temple University, and a BA in History from Princeton. Howard cofounded VitruvianWay.com, an online marketing agency, and is a coauthor of Google AdWords For Dummies. When Howard is not chasing groundhogs away from blueberry bushes or wrestling with Google, he relaxes by playing Ultimate Frisbee and campfire songs from the 1960s. His current life goal is to turn the world into a giant food forest.