1. Professor, Felizberta Lo Padilla Tong School of Social Sciences, Caritas Institute of Higher Education, Tseung Kwan O Campus (TKO), Tseung Kwan O, New Territories, Hong Kong
2. Emeritus Professor, Social Work and Social Policy, La Trobe University, Melbourne, Victoria, Australia
3. Department of Social Work, The Chinese University of Hong Kong, Hong Kong