1955 - , Visiting prof. of history at Stanford Univ. (1986)

1947 - , Visiting Prof.; Department of Economic History; London School of Economics

keine Angaben zu Lebensdaten, Rutgers Univ.; New Brunswick; NJ (1987); Visiting ass. prof.; Baruch College; City Univ. of New York (1989); Queens College; (1992)

1934 - , Prof.; Dir.; tätig am Overseas Development Inst.; London; Visiting Prof.; tätig an der Univ. of Surrey

1944 - , Prof. of Sociology at the Jagiellonian Univ. of Kraków; Poland and visiting Prof. in the Dep. of Scoiology; Univ. of California (1991)

1942 - , Prof. of political science; Univ. of Vermont; Visiting prof.; Harvard Univ. (1992)