Author InformationAuthor Information Mai Wang is a researcher, a software engineer and a practitioner of Traditional Chinese Medicine. Mai's books include:1. The Rivermap DNA Model and Its Applications, CreateSpace, December 20132. DEMYSTIFY The Diagrams of Changes and Lao Zi, CreateSpace, September, 2014A Few Words From The Author Dear Readers,Thank you very much for your support and feedback! DEMYSTIFY The Diagrams of Changes and Lao Zi Rev 2 was published on September 13, 2017. This time, I worked with professional editors to clarify confusions and correct language mistakes reported by the readers. Hope you enjoy the reading. Thank you for helping me to improve! Sincerely,Mai Wang.