Greg Keyes (1963- )
Gregory Keyes, born in Meridian, Mississippi, as John Gregory Keyes, is an American science fiction and fantasy writer who has written both original and media-related novels, using the names J. Gregory Keyes and Greg Keyes. Before becoming a full-time writer, Keyes received degrees in Anthropology from Mississippi State and the University of Georgia. He is most well-known for his quartet The Age of Unreason, an Alternate History steampunk story featuring Benjamin Franklin and Isaac Newton.
For more information see http://sf-encyclopedia.com/entry/keyes_j_gregory