Professor emeritus University of Oslo

Professor of Medicine, Georgetown University

Professor of Ophthalmology and Visual Sciences, University of Michigan

professor of psychiatry, ucla

Honorary Senior Lecturer, Institute of genetic Medicine, Newcastle University

Icahn School of Medicine at Mount Sinai

Newcastle University

National and Kapodistrian University of Athens

Associate professor of Pathology University Sapienza Rome, Italy

Endocrinologist, Thyroidologist