Elisa Zied, R.D. is a registered dietitian and national media spokesperson for ADA. An expert on family nutrition, she has been extensively featured on broadcast television, in several national publications, and in high-profile speaking roles promoting a healthy lifestyle. She is a contributing editor for Seventeen magazine and has written for or been quoted in Time, The New York Times, US News & World Report, Los Angeles Times, Fitness Magazine, Parenting Magazine, and Self, among others. She appears regularly on CBS's The Early Show as well as Today in New York, Good Day New York, Live on MSNBC, Fox News Live and Fox News at 10. Ruth Winter, M.S., is an award-winning science and nutrition writer. Her books include A Consumer's Dictionary of Food Additives. Visit her Web site at brainbody.com.