Dr. Mark G. Hewitt, DBA is a true crime author and award-winning public speaker who travels the world in his quest for intriguing, unanswered questions and enduring mysteries.
Mary Temple Grandin is an American academic and animal behaviorist. She is a prominent proponent of the humane treatment of livestock for slaughter and the author of more than 60 scientific papers on …
ROBERT GRAYSMITH is the New York Times Bestselling author and illustrator of Zodiac, Auto Focus, and Black Fire. He was the political cartoonist for the San Francisco Chronicle when the le…
John Edward Douglas is a former United States Federal Bureau of Investigation (FBI) agent, one of the first criminal profilers, and criminal psychology author. He also wrote four horror novels in the …
