One of Britain's most prominent referees, he called the Premier League's biggest matches, and several of the World Cup matches in 2006.
In a 2006 World Cup match between Australia and Croatia, he missed sending off a Croatian player for a second yellow card, and cited that as the reason for his subsequent retirement.
After retiring from football, he occasionally appeared on the syndicated radio show World Soccer Daily, and with columns in Sky News Sunrise.
He had two children with wife Julie.
The Australia-Croatia game was not his first run-in with criticism: in 2004 Premier League game he controversially allowed a free kick to Arsenal's Thierry Henry.