1. Scientific Editor, Pure and Applied Chemistry, Department of Chemistry , University of Coimbra , 3004-535 Coimbra , Portugal
2. Secretary General, International Union of Pure and Applied Chemistry, Chair, Pure and Applied Chemistry, Editorial Advisory Board and Professor of Chemistry, School of Physical and Chemical Sciences , University of Canterbury , Christchurch , New Zealand
3. Department of Chemistry and Chemical Engineering , Royal Military College of Canada , Kingston, Ontario , Canada