David Armitage is the Lloyd C Blankfein Professor of History and former Chair of the History Department at Harvard University, where he teaches intellectual history and international history. He received his BA in English (1986), an MA (1990) and the LittD (2015) at St Catharine's and his PhD in History (1992) while holding a Research Fellowship at Emmanuel College. Before moving to Harvard in 2004, he taught for eleven years at Columbia University in New York. He is the author or editor of sixteen books, among them The Ideological Origins of the British Empire (2000), The Declaration of Independence: A Global History (2007), Foundations of Modern International Thought (2013), The History Manifesto (2014) and Civil Wars: A History in Ideas (2017). He has held visiting and research positions in Australia, France, Germany, the United Kingdom and the United States and is currently an Affiliated Faculty Member at Harvard Law School, an Affiliated Professor in the Harvard Government Department and an Honorary Professor of History at the University of Sydney. He is also a Corresponding Fellow of the Royal Society of Edinburgh and an Honorary Fellow of the Australian Academy of the Humanities.