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Mark Hewitt

Dr. Hewitt is a true crime author who travels the world in his quest for intriguing, unanswered questions and enduring mysteries. He is a chess player, a coin collector, and an award-winning public speaker.

Dr. Hewitt is the editor in chief of Radians & Inches: in search of the Zodiac, the journal dedicated to identifying the Zodiac serial killer. With California inmate Guillermo Mendez, he is the co-author of Charles Manson Behind Bars, the first Manson book from the “inside.” He has over the years earned a BA in Theology, an M.DIV in ministry, a masters of Business Administration, as well as a doctorate of Business Administration.

Dr. Hewitt has been interviewed by, and featured through: WOR 710 (the largest talk radio station in New York City), Fox40 in Sacramento, the Santa Rosa Press Democrat,, Paranormal Zone TV, and the Globe, among other news outlets.

He resides in northern California with his teen-aged son where he researches and writes about the Zodiac serial killer, and other true crime cases.

HUNTED: The Zodaic Murders
PROFILED: The Zodiac Examined
EXPOSED: The Zodiac Revealed