‘Tolstoy and Enlightenment’, Hermon Ould Memorial Lecture for 1960, Encounter 16 no. 2 (February 1961), 29–40
(unattributed) ‘Research Institutions’, chapter 9 of Research in the Humanities and the Social Sciences: Report of a Survey by the British Academy 1958–1960 (London, 1961: Oxford University Press)
‘La théorie politique existe-t-elle?’, Revue française de science politique 11 (1961), 309–37
(with others) ‘S.A. Boycott’ (letter), Isis, 11 May 1960, 19
'Are We Naturally Good?', review of Henry Vyverberg, Historical Pessimism in the French Enlightenment, French Studies 14 (1960), 167–70
Review of Richard Hare, Portraits of Russian Personalities between Reform and Revolution, English Historical Review 75 (1960), 500–2
‘No Earthly Paradise’, review of Reinhold Niebuhr, Nations and Empires, Guardian, 25 November 1960, 7
‘The Philosophical Ideas of Giambattista Vico’, in Art and Ideas in Eighteenth-Century Italy (Rome, 1960: Edizioni di Storia e Letteratura), 156–233
‘Marx’, in J. O. Urmson (ed.), Concise Encyclopedia of Western Philosophy and Philosophers (London, 1960: Hutchinson; 2nd ed. 1975), 176–81
‘History and Theory: The Concept of Scientific History’, History and Theory 1 (1960), 1–31