Nancy Clark MS, RD, CSSD, an internationally respected board certified specialist in sports dietetics (CSSD), counsels both competitive athletes and casual exercisers at her private practice in the Boston area. Her clients include the spectrum from novice cyclists to competitive athletes, as well as numerous collegiate athletes and teams. Clark completed her undergraduate degree in nutrition from Simmons College in Boston, her dietetic internship at Massachusetts General Hospital, and her graduate degree in nutrition with a focus on exercise physiology from Boston University. She is a Fellow of the American Dietetic Association and the American College of Sports Medicine. She is author of the best seller Nancy Clark's Sports Nutrition Guidebook, as well as her Food Guide for Marathoners: Tips for Everyday Champions, Food Guide for New Runners: Getting It Right From the Start, and co-author of Food Guide for Soccer: Tips and Recipes From the Pros. A regular contributor for Adventure Cyclist magazine, Clark also writes a monthly nutrition column called "The Athletes' Kitchen," which appears regularly in over 150 sports and health publications and websites. A regular bike commuter for over 30 years, Clark has bicycled across America as a tour leader for Adventure Cycling Association, lead several other bike tours, and, as a runner, completed several marathons. She lives in the Boston area with her husband and two children. Jenny Hegmann, MS, RD, is a registered dietitian specializing in sports nutrition, wellness, and weight management. She has presented sports nutrition seminars for local cycling clubs and has written articles for print and web. She is a contributing editor for UltraCycling magazine. Hegmann completed her undergraduate degree in dietetics from Idaho State University, her dietetic internship at Massachusetts General Hospital, and her graduate degree in human nutrition and metabolism from Boston University. She is a member of the American Dietetic Association and its affiliate, Sports, Cardiovascular, and Wellness Nutritionists. A serious cyclist for over 20 years, Hegmann has participated in randonnees, fitness rides, and races. She is a member of the Northeast Bicycle Club and faithfully bike commutes. Hegmann is equally passionate about food and cooking and when not on her bike, can be found in her kitchen dishing up healthy feasts for family and friends. She lives and works near Boston.