The Mars Society welcomes internationally acclaimed historian, sociologist, author and entrepreneur Dr. Rainer Zitelmann as a plenary speaker at the 2026 International Mars Society Convention, to be held at the USC campus in Los Angeles October 22-24. Dr. Zitelmann will present “Private Property in Space: The Missing Ingredient,” exploring how private property rights and free-market incentives could play a key role in the long-term settlement of Mars. His presentation will examine why secure property rights may be as essential as… READ MORE >