Geoffrey A. Landis is a scientist and a science-fiction writer. As a writer, he is the author of eighty published short stories and novelettes, and just under fifty poems. His novel, Mars Crossing , appeared from Tor Books, and a short story collection Impact Parameter (and other quantum realities) from Golden Gryphon. In 1990 his story “Ripples in the Dirac Sea” won the Nebula award for best short story; in 1992 his short story “A Walk in the Sun” won the Hugo award. (Now available on audiotape), and in 2003 his short story “Falling Onto Mars” won the Hugo. His novel Mars Crossing won the Locus Award for best first novel of 2000. In 2014, he won the Robert A. Heinlein award “for outstanding published works in science fiction and technical writings to inspire the human exploration of space.”
After receiving his Ph.D. in physics, Dr. Landis worked as a postdoctoral researcher at the NASA Lewis Research Center (now renamed NASA Glenn), then worked as a NASA contractor, and finally as senior scientist at the Ohio Aerospace Institute, before accepting his current job as a civil-service scientist in the Photovoltaics and Power Technology Branch at NASA Glenn Research Center in Cleveland, where he works on Mars exploration with the Mars Exploration Rovers, and on developing advanced technology for future space missions. In 2005 and 2006, he was the Rodney E. McNair Visiting Professor of Astronautics at MIT.