Geoffrey LandisGeoffrey A. Landis is a science-fiction writer and a scientist. He has won the Hugo and Nebula awards for science fiction. He is the author of the novel Mars Crossing and the story collection Impact Parameter (and Other Quantum Realities). As a scienist, he works for NASA on developing advanced technologies for spaceflight, and is a member of the Mars Exploration Rovers science team. He was the 2014 recipient Robert A. Heinlein Award "for outstanding published works in science fiction and technical writings that inspire the human exploration of space." More information can be found at his web page, http: //www.geoffreylandis.com/ Read More Read Less