James E. Moore, Ph.D., is a Clinical Psychologist in the Section of Physical Medicine and Rehabilitation at Virginia Mason Medical centre in Seattle, WA and a Clinical Assistant Professor in the Department of Psychiatry and behavioural Sciences at the University of Washington School of Medicine. Kate Lorig, R.N., Dr.P.

H., directs the Arthritis Self-Management Patient Education Project at the Stanford University Arthritis centre. Michael Von Korff, Sc.D. is a Senior Scientific Investigator at the centre for Health Studies at Grouop Health Cooperative of Puget Sound in Seattle, WA, and an Affiliate Professor in the Departments of Health Services and Psychiatry and behavioural Sciences at the University of Washington School of Medicine. Virginia M. Gonzalez, is a Health Educator at the Stanford Patient Education Research centre. Diana D.

Laurent, M.P.H. is a Health Educator at the Stanford Patient Education Research centre.