Ian Milligan is Professor of History at the University of Waterloo, where he is also Associate Vice-President, Research Oversight and Analysis. Milligan’s primary research focus is on how historians can use web archives, as well as the impact of digital sources on historical practice more generally. He is author of three sole-authored books: The Transformation of Historical Research in the Digital Age (2022), History in the Age of Abundance (2019), and Rebel Youth (2014). Milligan also co-authored Exploring Big Historical Data (2015, with Shawn Graham and Scott Weingart) and edited the SAGE Handbook of Web History (2018, with Niels Brügger). Milligan is principal investigator of the Archives Unleashed project.