The Case of Roger Hollis SIR: In his detailed critique of the authorised history of MI5 (compiled by Christopher Andrew and published under the title The Defence of the Realm) Dr Paul Monk (April 2010) drew attention to allegations, in that book, that Peter Wright, the former MI5 officer who retired to Australia, had been suffering from “paranoia”, a delusional abnormality which had induced him to interpret normal events as “conspiracies”. That stigma was extended, in the book, to include all those other officers of MI5 and MI6 (the Secret Intelligence Service) who shared Wright’s suspicions while they were serving…