Prior to Daughters of Ishtar-2 thriller, Don Wortzman, a Rotarian, wrote the non-Expurgated edition. Prior to that, he wrote The Gyroverse, a nonfiction book published by AuthorHouse, in 2004. It describes his original theory that unifies all physics. The theory relates all the forces of nature, and the reason behind the equivalence of the masses of gravity and inertia. In addition, it explains many of the anomalies that have stymied the physics community for so long. More information can be found at the http: //www.gyroverse.com and http: /www.daughtersofishtar.com Websites. While previously employed at IBM, he presented original research papers on diverse technical subjects at major scientific conferences. These include conferences sponsored by The New York Academy of Sciences, The Annual Conference on Engineering in Medicine and Biology, The Numerical Control Society, and The Eastern Joint Computer Conference. He received a Bachelor of Electrical Engineering degree from The City College of New York, and a Master of Science in Electrical Engineering degree from Syracuse University. He also has completed all coursework toward a Ph.D. in Mathematics at New York University.