Marion R. Casey trained as an historian with David N. Doyle at University College Dublin and with David M. Reimers at New York University. She is Clinical Professor of Irish Studies at Glucksman Ireland House and Affiliated Faculty in the Department of History, New York University. She founded the Archives of Irish America in NYU’s Bobst Library Special Collections, co-founded the initiative that became the Ireland House Oral History Collection, has contributed to many public history projects including exhibits and documentary films, and has published essays on a wide range of subjects. She is the author of The Green Space: The Transformation of the Irish Image (2024) and co-editor, with J. J. Lee, of Making the Irish American: History and Heritage of the Irish in the United States (2016).