1. Health Economics Unit; University of Birmingham; Birmingham UK
2. College of Health Professions; University of Detroit; Mercy MI USA
3. Institute of Health & Society; University of Newcastle; Newcastle upon Tyne UK
4. Wayne State University; Detroit MI USA
5. School of Business and Communication; REGIS College; Weston MA USA
6. Philip R. Lee Institute for Health Policy Studies; San Francisco CA USA
7. School of Public Health and Family Medicine; University of Cape Town; Cape Town South Africa