Ken Baldwin, M.ED., ACSM-H/FI has been involved in the fitness, wellness, and education profession for over 10 years. He is the senior editor, content expert, and lead author for ACSM's Resources for the Personal Trainer Textbook, Second Edition." He was chair of IDEA's National Personal Trainer Committee and chair of the Senior Fitness Subcommittee for the Massachusetts Governor's Committee on Physical Fitness and Sports. He serves on national committees for the American College of Sports Medicine (ACSM), AAHPERD, and the Medical Fitness Association. His background includes operating and managing a personal training company, consulting at corporations, and lecturing at international conferences, public events, national conventions.