Her academic research field is criminal justice, especially the policing issue. She is the co-author of two books, Study on Order Maintenance and The history of Criminal Law in Western Countries. Her new book The Change of Police Power in England and Wales will be published in June. Professor Xia’s recent articles include: "The Change of Crime Reason and the Challenge to Police work", from Study on Order Maintenance, Edited by Guo Taisheng, 2010; and, "The Transplantation of the Police System from the West in the Late Qing Dynasty", Journal of XinJiang Police Officers' Academy, 2008(4). This event was presented by CAPLUS, the Institute of Criminology and the China Studies Centre. 15-16 Apr 2011