Doug Turnbull is the author of several science fiction books including Zachary Dixon: Officer Apprentice, Footprints in Red, Jupiter IV, The Future Revisited, and The Man Who Conquered Mars, as well as numerous short stories and novellas. In addition he hosted Mars Pirate Radio, podcasts on the subjects of science, science fiction and the future. The 142 podcasts include scores of interviews with scientists, astronauts, as well as SF writers on the subject of space exploration and related topics. During its five year run MPR has had over 20,000 listeners, and all of the episodes are still available for listening. Turnbull also co-authored We Are the Martians a non-fiction book about the future settlement of Mars. He is an occasional contributor of non-fiction articles about space flight to Space.com, Astronomie Quebec, and other online publications. Most recently Turnbull was coauthor of a paper published by the Royal Astronomical Society Journal of Astronomy and Geophysics, entitled The Natural Evolution of Mars Soil for the Support of Plant Growth. He has been a guest of Alan Boyle on NBC News, at the University of Hawaii Astronomy Department, and at The Mars Society speaking on space science subjects. In 2013, his short story Tenderfoot won The Mars Society-Bulgaria’s Editor’s Choice award for short science fiction. Turnbull is single and resides in Frankfort, Kentucky, USA.