Both Gert Bo Jacobsen and Greg Haugen were professionals at what sport?
Gert Bo Jacobsen Gert Bo Jacobsen (born 1961-12-28) is a former WBO welterweight title holder. He is from Oestrup, Denmark. His first 26 fights he was undefeated from 1983 to 1988. His first lost came in October 1988 to Greg Haugen.
Johan Cruyff Institute The Johan Cruyff Institute is an educational institution, founded by Johan Cruyff, aimed at educating athletes, sport and business professionals in the field of sport management.