Danny Davis is a retired college math professor. He writes just for fun. The Colony on Callisto is his first published novel. This is a story about space colonization. Danny's scientific background helped with the writing. He has degrees in physics and math and a couple of years experience working on NASA's Skylab project. He has also published in a prominent peer-reviewed science journal. A few years ago, Danny got interested in apocalyptic/post-apocalyptic novels. He read novels in that genre by Cormac McCarthy, Stephen King, Doris Lessing, Margaret Atwood, Justin Cronin, and others. This re...