Sociological test of the problem of coca and cocaine in some regions of Cochabamba, as well as of the cultuve and consumption of other stimulating drugs in Europe and the United States. 93 pages. Anthropologist and sociologist. 1978: Postdoctoral work - Duke University-Institute of Policy Sciences; 1977: Ph. D., Anthropology - Californian University of, San Diego; 1973 M.A., Anthropology - Californian University of, San Diego; 1972: M.A. Sociology - University of South Carolina; 1967: B.A. Political Science - University of South Carolina Special course work: 1981: The Catholic University of Ecuador; 1977: Frankfurt Universitát, West Germany; 1975: Technische Universitát, West Berlin. Professor of Sociology and Anthropology in several universities of the United States. Member of several professional organizations of Anthropology. He has many articles and books written on his specialty. Just available in Spanish.