Gordon Brown wins Leaders' Debate according to Drum poll

Gordon Brown won tonights Leaders' Debate - but only just - according to a poll on The Drum website

Nick Clegg, on 41%, was not far behind. But it was David Cameron, who got just 15% of the vote who seems to have the most to worry about. He also attracted the most ridicule on Twitter.

The poll marks a sea change for Brown. In a poll last week Clegg won by 63%. Brown was on 22% and Cameron came last again with 15%

The Drum has asked leading PR experts to provide analysis on how the leaders performed.