Gary A. David has been an independent researcher of Southwestern archaeological ruins and rock art for over twenty-five years. His books about the Hopi and other ancestral Pueblo cultures of Arizona and New Mexico include: The Orion Zone (2006), Eye of the Phoenix (2008), The Kivas of Heaven (2010), and Star Shrines and Earthworks of the Desert Southwest (2012). These are all available from www.theorionzone.com, www.adventuresunlimitedpress.com, www.amazon.com, and www.barnesandnoble.com. Mr. David earned a master's degree from the University of Colorado and is a former college professor. He i...