People's participation, 1998 t.p. (Wallerstein) p. 43 (Immanuel Wallerstein; president of International Sociological Association, Binghamton University, New York, USA)
Aguirre Rojas, C.A. La obra de Immanuel Wallerstein ... 2005 p. 9 (b. Sept. 28, 1930, New York)
Yale, Sociology website, viewed Nov. 12, 2014 (Immanuel Wallerstein; senior research scientist, sociology; Ph.D. Columbia University, 1959; former pres., International Soc. Assn. (1994-1998); former chair, International Gulbenkian Commission on the Restructuring of the Social Sciences (1993-1995); he writes in three domains of world-systems analysis: historical development of the modern world-system; the contemporary crisis of the capitalist world-economy; the structures of knowledge; Africa was the focus of his intellectual concerns for two decades, 1950s-1970s)