Question: Who attends the annual confrence named after the the John Michell book that works on lost cities?
Sentence (from "David Hatcher Childress"): David Hatcher Childress (born June 1, 1957) is an American author, and the owner of Adventures Unlimited Press, a publishing house established in 1984 specializing in books on unusual topics such as ancient mysteries, unexplained phenomena, alternative history, and historical revisionism.
Relevant evidence: Yes