Visiting Scholar, American Association for the Advancement of Science (AAAS)
President, European Cooperation in Science &Technology (COST)
President, European Academies' Science Advisory Council (EASAC)
Director, Institute for Complex Quantum Systems, University of Ulm
Chief Scientist, Institute of Environmental Science and Research Limited (ESR)
Associate Project officer, UNESCO Amman Office
Neuroscientist, former Professor and Head of Clinical Psychology at the National Institute of Mental Health and Neurosciences, Axxonet Research Center, former National Institute of Mental Health and Neurosciences
Senior Group Leader, Head and Neck Cancer Research, Cancer Research Malaysia and Adjunct Professor, Department of Oral & Maxillofacial Clinical Sciences, Faculty of Dentistry, University of Malaya, Cancer Research Malaysia
Chairman, Institute of Diplomacy & Business
Professor of Physics, University of Johannesburg
Payne Distinguished Lecturer, Stanford Spogli Institute