1. Department of Chemical and Geological Science University of Cagliari S.S. 554 Bivio per Sestu 09042 Monserrato (CA) Italy
2. School of Chemistry University of Glasgow Glasgow UK
3. School of Chemistry University of Leeds Leeds LS2 9JT UK
4. Department of Chemistry University College London 20 Gordon Street London WC1H 0AJ UK
5. Centre for the study of higher education and the School of Physical Sciences University of Kent Canterbury UK
6. School of Chemistry The University of Sydney Sydney 2006 NSW Australia
7. School of Chemistry University of Bristol Cantock's Close Bristol BS8 1TS UK
8. Otto Diels Institute of Organic Chemistry Christian-Albrechts-Universität zu Kiel Kiel Germany