Peter Wright in 1963 following what Wright refers to as a tip-off by "a fifth man, still inside", he became convinced that the KGB had penetrated the higher reaches of MI5. As claimed in "Spycatcher", Wright had come to believe that Roger Hollis was the highest traitor in MI5. Wright went so far as to begin to make, as he himself put it, "his own 'freelance' inquiries into Hollis' background" shortly before the latter's retirement. According to Wright, his initial, unspecified, suspicion was aroused by his analysis of how a Soviet 'illegal' Lonsdale's arrest in January 1961 was handled by the KGB
Mark Peter Wright Mark Peter Wright Mark Peter Wright (born 1979) is a British sound artist who works with field recording and phonography. "His work addresses listening and the environment and seeks to amplify, illuminate and interrogate notions of place and experience." He studied at the London College of Communication, University of the Arts London, London and Manchester Metropolitan University and has exhibited and broadcast works internationally including Flat Time House, London, Barbican Centre, London, Queen Elisabeth Hall, South Bank Centre, London, Royal Opera House, London, and on BBC Radio 3 and Resonance FM. In 2009 Wright was awarded the BASCA British Composer