• Assistant Professor of Business History,
Harvard University, 1955–1960 • Associate Prof. of Economic History,
McGill University, 1960–1962 •
University of Sussex: Lecturer, Reader, then Professor of Economic and Social History, 1962–1978; Dean, School of Social Sciences, 1965–1968; Pro-Vice-Chancellor (Arts and Social Studies), 1968–1972; Pro-Vice-Chancellor, 1978 • University of Oxford: Reader in Recent Social and Economic History, 1978–1981; Professorial Fellow,
Nuffield College, Oxford, 1978–1981 • Professorial Fellow, 1981–1983, Honorary Fellow, 1984,
Christ's College, Cambridge • Master of
St. Catharine's College, Cambridge, 1984-1993 (
Honorary Fellow, 1993) • Director, Leverhulme Trust, 1993–2001 == Honours and other positions ==