 He utilised unique tactical formations, which earned him comparisons to Martin O 'Neill. He was particularly experimental with the front line, and was willing to use the loan market to bring in fresh talent. On 24 March, it was announced Gannon would leave Peterborough at the end of the season. Unable to avoid relegation despite a vast upturn in results, he announced that family commitments made him unwilling to stay for longer. Gannon had been satisfied with the board's contract offer, but his family still resided in Stockport. He was replaced by Gary Johnson on 6 April, following Gannon's own recommendation of Johnson. Though Gannon insisted that this was not ultimately his decision, but instead was down to the board. Striker Liam Dickinson was sad to seem him go, and told the media that Gannon would have little trouble finding a new management post.
