T. Wing Lo is Head and Professor of the Department of Social and Behavioural Sciences at City University of Hong Kong. He received his PhD in criminology from the University of Cambridge (1991). He formerly worked with Chinese triad gangs and was invited to address the UN delegates attending the Palermo Convention Against Transnational Organized Crime (2010) and officials of the US Department of Defense (2015). Dina Siegel is Professor of Criminology and Chair of the Willem Pompe Institute for Criminal Law and Criminology, Utrecht University. She has conducted research on transnational organized crime, human smuggling and trafficking, crimes of mobility, Russian mafia and other East European criminal organizations, crime in the diamond industry, and various activities of Asian organized crime in the European Union. Sharon I. Kwok is Lecturer in the School of Social Sciences and Psychology, Western Sydney University, specializing in the study of triad society and Chinese organized crime. She received a BA, MSc, and PhD in criminology from the University of Hull (2001), London School of Economics (2004), and City University of Hong Kong (2017), respectively.