He is a writer and a novelist of over thirty five books and over five thousand articles on foreign and domestic affairs, law, theology and scripture as well as on comparative religions including Islam. Mr. Riga has doctorates in law, philosophy and theology. He was a former chaplain in Vietnam with the l01st Airborne Division, a missionary and parish priest along with other ecclesiastical offices. He has studied in the U.S. at the University of California at Berkeley, the Catholic University of Louvain in Belgium, the Roman Gregorium in Rome and the University of Munich in Germany. This rich background gives him great insights into this present study on Islam.