 And from August 2008, The Observer's collection of "You Are The Ref" strips appeared online at guardian.co.uk.In early 2007, Hackett also produced a DVD-ROM with Trevillion called "Referee Academy", for use in the training of match officials, with sanction from the FA, the Football League and the Premier League.During the 2007–08 season, he also wrote a regular column in the matchday programme for Crystal Palace.