Dr Lening Zhang is a Professor in the Department of Sociology and Criminal Justice of Saint Francis University, USA. He has published over 70 journal articles, a co-edited book, and a number of book chapters in the fields of crime, criminal justice, and substance abuse. He served as the President of the Association of Chinese Criminology and Criminal Justice, USA, and as the Principal Investigator for a study of neighborhood control and disorder in China, which was awarded a grant of $274,824 by the US National Science Foundation. He also served as a Co-Principal Investigator for a research project on criminal victimization in China, which was funded by the US National Science Foundation for a grant of $290,345.