Mr. Lewis is with the HEALNet Regionalization Research Centre, Saskatoon, Sask., and is Adjunct Professor (Health Policy), Department of Community Health Sciences, University of Calgary, Calgary, Alta. Ms. Kouri is with the HEALNet Regionalization Research Centre and the Health Services Utilization and Research Commission, Saskatoon, Sask. Dr. Estabrooks is Assistant Professor (Nursing), University of Alberta, Calgary, Alta. Dr. Dickinson is Professor, Department of Sociology, University of Saskatchewan, Saskatoon, Sask. Ms. Dutchak is a doctoral student, School of Geography and Geosciences, University of St. Andrews, St. Andrews, Scotland. Dr. Williams is President and Chief Executive Officer, Institute for Clinical Evaluative Sciences, Toronto, Ont. Dr. Mustard is Associate Professor, Department of Public Health Sciences, Faculty of Medicine, University of Toronto, Toronto, Ont. Dr. Hurley is Associate Professor, Centre for Health Economics and Policy Analysis, McMaster University, Hamilton, Ont.