RAVI KOHLI is Principal Lecturer in Social Work at the University of Middlesex. He is the author of a number of books and articles on social work with children and anti-discriminatory practice. Publications include "Using Anti-Discriminatory Theories in Social Work" (1997) and "Supervision in Social Work" (1999) (both co-authored). FIONA MITCHELL is Research Fellow in the Social Work Development and Research Unit at the University of York. She is the author of a number of journal articles on child and family social work and is the co-author of "A Review of Single Homelessness Research" (2000)....