Philip Zelikow

9-11 Commission executive director Philip Zelikow is an administration insider whose area of expertise is the creation and maintenance of "public myths" thought to be true, even if not actually true, who controlled what the Commission did and did not analyze, then limited the scope of the Commission's inquiry so that the overwhelming majority of questions about 9/11 remained unasked - see this article and this article) found that the attacks were unexpected, despite very strong evidence that they were not, and despite the fact that the government scheduled numerous, overlapping war games for 9/11 -- some involving a plane flying into a building and others involving hijackings.