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Frederick Rivara (MPH 1980, @UW_Dept_HServ) is an international leader in the science of injury prevention and control, and his work has profoundly influenced multiple areas in this field. 1/5 
His research on the effectiveness of bicycle helmets led to the creation of community-based helmet campaigns that saved countless lives from preventable head injuries. 2/5
With one of our other 50 Changemakers, Arthur Kellerman, Fred was a key force in several high-profile studies in the early 1990s that laid out the risks of firearms in the home. 3/5
