Sandra L. TatmanSandra L. Tatman earned her doctorate in art history from the University of Delaware. She has taught at several local universities, including Widener University, University of the Arts, University of Delaware, and Towson University i Maryland. Currently she is executive director of the Athenaeum of Philadelphia, where she was also principal investigator for the Philadelphia Architects and Buildings Project, now expanded to the American Architects and Buildings Program. Read More Read Less