"Badger, Prof. Anthony John, (born 6 March 1947), Master of Clare College, Cambridge, 2003–14; Paul Mellon Professor of American History, Cambridge University, 1992–2014". Who's Who 2020. Oxford University Press. 1 December 2019. doi:10.1093/ww/9780199540884.013.U6114. {{cite web}}: Missing or empty |url= (help)