The BBC has been left in disarray after a tumultuous week marked mistakes, resignations and the threat of a $1bn presidential lawsuit. But, writes Alan Rusbridger , the biggest risks of bias are in the boardroom, not the newsroom W hen the saga of the double-decapitation of the two most senior BBC executives comes to be written, historians might care to trace it back to Dougie Smith, a shadowy backroom fixer once described as the most powerful political figure you’ve never heard of. Google ‘