In this June '08 New Yorker magazine article about a trend among former radical Islamist terrorists now renouncing violence, Lawrence Wright mentions, in passing and somewhat dismissively, that several of the Cairo University faculty members he spoke with in 2002 believed 9/11 was an inside job.

http://www.newyorker.com/reporting/2008/06/02/080602fa_fact_wright

The Rebellion Within
by Lawrence Wright
The New Yorker (6/2/08)

(see page 6 online)

"Decades ago, I taught English at the American University in Cairo, and since then I’ve watched the vast, moody city go through wrenching changes. I was living there when Nasser died, in 1970. At that time, there were no diplomatic relations between the U.S. and Egypt, and there were only a few hundred Americans in the country, but the Egyptian people loved America and what it stood for. When I visited the country in 2002, a few months after 9/11, I found the situation utterly reversed. The U.S. and Egyptian governments were close, but the Egyptian people were alienated and angry. ...

... One day during my visit, I went to Cairo University. ...