Anthony Glees claims his research was based on interviews with "very senior figures in the intelligence and security community". That'll be the same senior figures that said that Iraq was developing weapons of mass destruction, then.
On a more serious note, we must be careful that research, however worthy and well intentioned, does not raise the spectre of McCarthyist paranoia and witch-hunts that are grist to the monster that is government policy on terrorism.
Robin Thomas
Bedford