1. Zhou Enlai School of Government Nankai University Tianjin China
2. School of Social Development Tianjin University of Technology Tianjin China
3. School of Public Administration Hebei University of Economics and Business Shijiazhuang Hebei China
4. School of Social Development East China Normal University Shanghai 200241 China
5. School of Social Work Wayne State University Detroit Michigan USA
6. Department of Social Welfare Ewha Womans University Seoul South Korea