There is a new book out to serve as a primer for the general public:
Transgender Explained For Those Who Are Not (2009) - Joanne Herman * Amazon (http://www.amazon.com/dp/1449029574)
The author will be reading her book November 17, 2009 at Fenway Health in Boston. Details & RSVP (http://www.fenwayhealth.org/site/Calendar/1848209573?view=Detail&id=107521)