1. Cherry Russell, BA, PhD, is Associate Professor, School of Behavioural and Community Health Sciences, Faculty of Health Sciences, The University of Sydney, PO Box 170, Lidcombe, New South Wales 1825, Australia; C.Russell@cchs.usyd.edu.au
2. Maureen H. Fitzgerald, RN, BIS, MA, PhD, is Senior Lecturer, School of Occupation and Leisure Sciences, Faculty of Health Sciences, The University of Sydney, Lidcombe, New South Wales, Australia
3. Peter Williamson, BAppSc (Occupational Therapy), Debra Manor, BA, BAppSc (Occupational Therapy), and Samantha Whybrow, BAppSc (Occupational Therapy) (Hons), are Research Assistants, School of Occupation and Leisure Sciences, Faculty of Health Sciences, The University of Sydney, Lidcombe, New South Wales, Australia