Antony Clayton is the author of several books including Subterranean City: Beneath the Streets of London, Secret Tunnels of England: Folklore & Fact and Netherwood: Last Resort of Aleister Crowley, His latest book is Mansion of Gloom: The Unsettling Legacy of Poe's The Fall of the House of Usher. Born in London, he now lives in Hastings.

Mark Pilkington is the author of the book and documentary film 'Mirage Men' and 'Far Out: 101 Strange Tales from Science's Outer Edge'. He has written for The Guardian, The Wire, Sight and Sound, Electric Sheep, Fortean Times, Frieze and The Quietus amongst others. He founded and runs Strange Attractor Press and regularly speaks on esoteric and fringe culture topics. www.strangeattractor.co.uk / www.miragemen.com