Les Johnson

Les Johnson is the Deputy Manager for NASA s Advanced Concepts Office at the George C. Marshall Space Flight Center in Huntsville, Alabama.He is also the co-author of three published popular science books, Living Off the Land in Space (Springer/Copernicus 2007), the 2008 PROSE Award finalist, Solar Sails - A Novel Approach to Interplanetary Travel (Springer/Copernicus 2008), and Paradise Regained The Regreening of Earth (Springer/Copernicus 2009).He is also the co-author of the science fiction...See more