Bachelor of Science in Civil Engineering, University California, Berkeley, 1963; Doctor of Philosophy in Regional Planning, Economics Theory and Development, Public Administration, Cornell Univercity, 1968.
Member of faculty department city and regional planning, Cornell Univercity, Ithaca, New York, since 1967;
director program on international studies in planning, Cornell Univercity, Ithaca, New York, 1970-1995;
chair department city and regional planning, Cornell Univercity, Ithaca, New York, 1983-1988. Director undergraduate program, member graduate fields City and Regional Planning, Urban Studies, Public policy, Regional Science, Latin American Studies, International Development, member economics faculty U. Cartegena, Colombia, 1973. Member architectural faculty U. Andes and University Javeriana, Bogota, Colombia, 1973.
Instructor short course on regional development college engineering U. Guatemala/Organisation American States, Guatemala City, 1975. Member of faculty graduate school economics U. Brasília and Federal U. Ceara, Fortaleza.
Member Association Collegiate Schools Planning, American Economics Association, American Planning Association, Latin American Studies Association, Planners Network, Regional Science Association.