Forensic geologist Scott Wolter was the host of the hit show American Unearthed, which followed him on his quest to uncover the truth behind historic artifacts and sites found throughout North America. Scott is also the author of The Hooked X: Key to the Secret History of North America and co-author of The Kensington Rune Stone: Compelling New Evidence. Scott has been president of American Petrographic Services, Inc., since 1990 and has been the principle petrographer in more than 7,000 investigations throughout the world, including the evaluation of fire-damaged concrete at the Pentagon following the attacks of September 11, 2001.