In 2014, I gave an invited lecture at Hagley Museum and Library, the nation’s leading center for the history of business and technology. The topic was based on my 2002 book, Black Powder, White Lace: the du Pont Irish and Cultural Identity in 19th Century America. A videorecording can be found here: https://www.hagley.org/librarynews/video-black-powder-white-lace-du-pont-irish-and-cultural-identity-nineteenth-century