Nate DiMeo says: "I'm a public radio reporter in L.A., I've got a podcast of history stories. it's latest episode tells the story of Hollow Earth theorist/wonderful crazy person, Dr. Raymond Bernard."
Mark Frauenfelder is the founder of Boing Boing and the editor-in-chief of MAKE and Cool Tools. Twitter: @frauenfelder. Come and hear Mark speak at the ALA conference in Chicago on July 1.