David Armitage, MA, PhD, LittD, CorrFRSE, FRHistS, FAHA, is the Lloyd C. Blankfein Professor of History and former Chair of the Department of History at Harvard University, where he teaches intellectual history and international history. He is also an Affiliated Professor in the Harvard Department of Government, an Affiliated Faculty Member at Harvard Law School, an Honorary Fellow of St Catharine's College, Cambridge, and an Honorary Professor of History at the University of Sydney.