

Sept 21, 7pm : Mission Theater and Pub, Portland, OR "Science Pub Lecture", sponsored by Oregon Museum of Science and Industry. http://www.omsi.edu/sciencepubpast
Weekend of Sept. 30-Oct. 3, 2010: Workshop (& book-signing) at Maya at the Playa Conference, Palm Coast, Florida http://mayaattheplaya.com/
Nov. 1, 12:30pm, 2010: Lecture on Maya Astronomy (& book-signing) at Reuben H. Fleet Science Center, Balboa Park, San Diego www.rhfleet.org/
January 5-9, 2011: Lima, Peru. Ninth Oxford Symposium on Archaeoastronomy. http://www1.archaeoastronomy.org/index.php
March 23-27, 2011: workshop on the Maya Calendar at the annual University of Texas Maya Forum www.utmaya.org