David McCaggDavid Palmer McCagg is an American former competition swimmer, world champion, and world record-holder. He was the 100 metres freestyle champion at the 1978 World Aquatics Championships in West Berlin.Early lifeMcCagg graduated from Cypress Lake High School in 1976. He was a student at Auburn University, where he swam for the Auburn Tigers swimming and diving team.Swimming careerHe won four gold medals at the 1978 and 1982 world championships, and another three gold medals at the 1979 Pan American Games.After swimmingMcCagg currently resides in Florida. He runs a company that develops devices to assist swimmers.