Full name is Donald James Johnson... Earned the Sportsmanship Award at the 1986 USTA National Junior Championships... Played collegiately at the University of North Carolina for four years from 1987-91, graduating in economics... A big fan of Pittsburgh Steelers in NFL... Credits tennis enthusiast and friend Bob Ferree for helping with his career development... Wife, Krista, is a resident doctor at UNC... Coached by Sam Paul, who is coach at North Carolina and traveling coach is Juan Barcelo.