France Légaré1
, Glyn Elwyn2
, Martin Fishbein3
, Pierre Frémont1
, Dominick Frosch4
, Marie-Pierre Gagnon1
, David A Kenny5
, Michel Labrecque1
, Dawn Stacey6
, Sylvie St-Jacques1
and Trudy van der Weijden7 
1
Centre hospitalier universitaire de Québec, Hôpital St-François D'Assise, Unité de recherche évaluative, 10 rue de l'Espinay, Québec, Québec, G1L 3L5, Canada
2
Department of Primary Care and Public Health, School of Medicine, Cardiff University, Neuadd Meirionnydd, Heath Park CF 14 4YS, UK
3
Annenberg School for Communication, University of Pennsylvania, 3620 Walnut Street, Philadelphia, PA 19104, USA
4
UCLA Med-GIM & HSR, BOX 951736, 911 Broxton, Los Angeles, CA 90095-1736, USA
5
Department of Psychology, University of Connecticut, 406 Babbidge Road Unit 1020 Storrs, CT 06269-1020, USA
6
School of Nursing, University of Ottawa, 451 Smyth, Room RGN 3247A Ottawa, ON K1H 8M5, Canada
7
Department of General Practice/School of Public Health and Primary Care Caphri, Maastricht University, PO Box 616, 6200 MD Maastricht, The Netherlands