sentences:  As head of the LCS, John Bevan would clearly rank as one of the four preeminent deception planners in World War II along with Dudley Clarke, Peter Fleming, and Newman Smith.Along with Bevan's talents, he was aided by his friendships with General Lord Ismay, who acted as Military Deputy Secretary of the War Cabinet and was Chief of the Chiefs of Staff Committee within the War Cabinet, Sir Stewart Menzies, who was Chief of MI6, and Sir Alan Brooke, who was Chief of the Imperial General Staff - Bevan dined with him 2 or 3 times a month.Bevan also had direct contact with Churchill and indirect contact through Churchill's Chief of Staff, Ismay.