Bob Perry holds a B.S. in Aerospace Engineering from the United States Naval Academy, and an M.A. in Christian Apologetics from Biola University. His professional aviation career included eight years as a naval aviator in the U.S. Marine Corps flying the AV-8B Harrier attack jet, and nearly 32 years as a commercial airline pilot with Delta Air Lines. He is a contributing writer for the Christian Research Journal and has had his work published in Salvo, Touchstone, The Lookout, Family Digest, Marriage Partnership, and Air Line Pilot magazines. He has been writing about Christian apologetics at truehorizon.org since 2008. Bob has been married to Mary, his high school sweetheart, since 1985. The have five grown sons, three daughters-in-law, and four grandchildren. They are long-time residents of West Chester, Ohio.