Larry Hancock brings his formal training in history and cultural anthropology to his research and writing on Cold War history and national security subjects. A graduate of the University of New Mexico, he earned his BA with honors, majoring in history, cultural anthropology and education. Following service in the United States Air Force, he pursued a career in technical education, computer/communications, and technology marketing. Larry then returned to his long-term interest in historical research. Known as a "document geek," he researched and published several collections of CIA, FBI, and military documents prior to beginning his writing efforts. His document work led to his becoming a board member of the Mary Ferrell Foundation, a major online interactive history archive. With over a dozen books in print, his works include an exploration of long term patterns in covert action and deniable warfare ( Shadow Warfare and In Denial ), the effectiveness of national command authority and command and control practices ( Surprise Attack ), and the political assassinations of the 1960s ( Someone Would Have Talked , Killing King and The Awful Grace of God ). His most recent book on the Kennedy assassination is Tipping Point: The conspiracy that murdered President John Kennedy .

David Boylan is a former IT professional at Brown University. He has a rich background in research and analysis related to the JFK assassination. His work includes his co-authorship with Larry Hancock, on T he Wheaton Lead--An Exploration, The Redbird Airport Leads , and author of the monograph A League of Their Own--A Look Inside the Christian Defense League . Boylan is a frequent presenter at the JFK Lancer conference in Dallas and a longtime researcher of the JFK assassination focusing on the documentary record.