In celebration of Halloween, this week’s guest is the author and photographer Douglas Keister. He is the author of 45 books, six of them are about cemeteries including Stories in Stone: Paris. Keister explains the symbols and iconography found in cemeteries. About Douglas Keister : Photographer-writer Douglas Keister has authored and co-authored forty-five critically acclaimed books. He also writes and illustrates magazine articles and contributes photographs and essays to dozens of magazines,