KEITH A. NELSON was born in DeKalb, Illinois in 1951. He served in both the US Army Special Forces (Green Berets) and the Rhodesian Light Infantry (where he lost both legs in an antipersonnel mine incident in Mozambique). Earning a degree in medicine at the University of Rhodesia (now Zimbabwe) in 1982 he worked in Medical Research and was a Human Health Risk Assessment Manager on nuclear cleanups in the US. Keith lives in southern Ohio with Mary, his Rhodesian-born wife of 30 years, and has two grown children, Chris and Laura.