Academic and Research Positions:

University of Chile, Santiago, Teaching Assistant, Spanish Literature, 1963-65
University of Chile, Santiago, Assistant Professor, Spanish Literature and Journalism, 1965-68
University of Chile, Santiago, Associate Professor, Spanish and Spanish-American Literature, 1968-70
University of Chile, Santiago, Full Professor, Spanish-American Literature, 1970-73
Sorbonne, Paris IV, Maître des Conférences (remplaçant), Spanish-American Literature, 1975-76
University of Amsterdam, Head of Scientific Research, Spaans Seminarium, 1976-80
University of Maryland, Visiting Professor, 1983
Duke University, Post-doctoral Fellow and Consultant to Latin American Council, 1984
Duke University, Visiting Professor of Literature and Latin American Studies, 1985-1989
Duke University, Research Professor of Literature and Latin American Studies, 1989-1996
Duke University, Walter Hines Page Distinguished Professor of Literature and Latin American Studies in the Center for International Studies; and Romance Studies, 1996-present