Iain Crow is Reader in Research Methods at the University of Sheffield. He has previously worked at the Addiction Research Unit at the Institute of Psychiatry and was Head of Research at NACRO, the national organisation for offender rehabilitation and crime prevention, until 1989. His teaching covers research methods and statistics, research ethics, and the treatment and rehabilitation of offenders. He has done research on drug use, race and criminal justice, offenders and unemployment, the Youth Court, community safety. He has also been involved with community based programmes for offenders,