Allison Marsh is an assistant professor of history at the University of South Carolina where she supervises the museums and material culture track of the public history program. Trained as a historian of technology, her research focuses on how the general public comes to understand complex engineering ideas through informal educational. She is currently working on The Ultimate Vacation: A History of Factory Tours in America in both book and exhibit form. Before coming to USC, she was a curator at the Smithsonian Institution National Postal Museum. She received her PhD in the History of Science, Medicine, and Technology from Johns Hopkins University.