Universidad del Norte (Barranquilla, Colombia)

Professor Emeritus, UIC John Marshall Law School

Associate Professor, Faculty of Law, University of Technology Sydney

National Defense University; University of Pennsylvania

Professor of Law, Creighton University

Associate Professor of Legal Studies in Business, Boise State University

The American University of Paris/Sciences Po

Nanjing University Law School

Fakultas Hukum, Universitas Sultan Ageng Tirtayasa

University of Botswana