Graham Greene was part of the jury, though it was not noticed by the award organisers that he had included a clause in his contract that allowed him to overrule the decision of the other jury members. Consequently, when the jury chose The Book of Evidence as the winner, Greene chose to ignore this and picked The Broken Commandment by Vincent McDonnell as the winner.
Graham Greene was part of the jury and had a clause in his contract allowing him to override other jurors' decisions. As a result, when the jury chose The Book of Evidence, Greene selected The Broken Commandment by Vincent McDonnell instead.