Edward_P._Alexander Edward Porter Alexander, Ph.D. (1907 – July 31, 2003) was an historian, author, museum administrator, and a professor of museum studies.Dr. Alexander was the director of the New York State Historical Association at Ticonderoga and Cooperstown from 1934 to 1941, the director of the Historical Society of Wisconsin from 1941 to 1946 and the vice president for interpretation at Colonial Williamsburg from 1946 to 1972.University of Delaware (1772 until his retirement in 1978).