University of Tennessee

Professor of Information Science

University of Maryland, College Park

Associate Professor of Science Information, São Paulo State University

Distinguished Professor / Librarian, University of Arkansas, Fayetteville

Institute of Information in Science and Technology (Ibict)

Social Psychology: Media and Communication, University of Duisburg-Essen

Departamento de Administração, CEFET-RJ

University of Delaware

Junior Lecturer in Library Science Study Programme, State University of Malang