Approximately 60,000 Registered Dietitians are employed in some capacity throughout the U.S. in schools, hospitals, clinics and other types of institutions, but the number of more specialized "Sports RDs"--those full-time professionals working day-to-day with athletes in structured athletic programs--are few in number. What follows is an evolving list of Sports RDs on the job 40 or more hours per week in the major college conferences, with professional sports teams, and within the U.S. military.