Terje Simonsen MD, Specialist in Clinical Pharmacology & Chief Physician,Department of Clinical Pharmacology, University Hospital of Troms, NorwayJarle Aarbakke MD, Professor of Pharmacology, University of Troms,Specialist in Clinical Pharmacology, Department of Clinical Pharmacology,University Hospital of Troms, Norway. Currently Principal of the University ofTroms, NorwayIan Kay PhD, Department of Biological Sciences, Manchester MetropolitanUniversity, Manchester, UKIain Coleman PhD, Biomedical Sciences Division, School of Applied Sciences,University of Wolverhampton, Wolverhampton, UKPaul Sinnott RGN, BSc(Hons), Education and Development Practitioner, Division of Medicine (Acute Medicine), Manchester Royal Infirmary, Manchester, UKIllustrated by Roy Lysaa DSc, Post Doc Pharmacology, Institute ofPharmacy, University of Troms, Norway