L. Sheldon Oldford is a ancient alien theorist and a former evangelical minister. He has over twenty-one years in pentecostal christian ministry and has served in such capacities as church usher, Sunday school teacher, head of street ministry, new converts pastor, prison ministry pastor, youth pastor, and evangelism preacher. He also has over twenty years in law enforcement by serving in such assignments as Corrections Officer for Arizona's death row, prison gang and mental health units to Patrol Deputy and Detective in Domestic Violence and Narcotics. He is currently a Arizona Police Officer and Standards certified instructor, Field Training Officer and has testified as an expert witness for the Arizona Superior Court. During his years in law enforcement, L. Sheldon Oldford questioned his beliefs about religion, God and the Bible. Using his training and experience, he analyzed and critiqued the Bible by questioning it's many discrepancies, which led him to write his first book called, Let Us Descend: The Biblical First Contact. He now believes that by the preponderance of the evidence, more likely than not, the biblical god and others are ancient astronauts from thousands of years ago. Mr. Oldford attends UFO conferences and has appeared many times as a guest on radio and podcasts promoting his book and the ancient alien theory. He is currently a co-host with author Joe Landry, on their weekly podcast called AlienTalk Podcast. He continues to write books based on the ancient astronaut theory.