dr. david goldfield. [applause] >> thank you very much, bill. there are too many places more beautiful in spring than george. glad to be here. thanks to the georgia center of the book -- for the book, for inviting me and thanks to you for coming out this evening. you know, several years ago i came out with a book called surviving civil war and in the research for that book, i found that religion was really central to our culture here. it wasn't the first time i have discovered that, but particularly for those who had fought in the war. and the second thing i discovered as many of those who came from the war on the confederate side came home maimed in mind and body. the war had profound impact on it. they beat the yankees experienced the same thing and maybe religion was important also, particularly evangelical religion. and maybe the union soldiers also came home named in mind and body and it's not surprising that the first treated them what we call posttraumatic stress disorder, ptsd was in 1876. and they thought was civil war veterans. so surv