1. Department of Social Work, College of Community and Public Affairs, The State University of New York at Binghamton, Binghamton, NY, USA
2. School of Social Work, University of Illinois at Urbana Champaign, Urbana, IL, USA
3. School of Social Welfare, University at Albany, State University of New York, Albany, NY, USA
4. Independent researcher, Suzhou, Jiangsu, China