Didier Meuwly graduated as a criminalist and criminologist and received his PhD at the School for Forensic Science (ESC) of the University of Lausanne, Switzerland. He currently shares his time between the Netherlands Forensic Institute – NFI, where he is a principal scientist and the University of Twente (UT), where he holds the chair of Forensic Biometrics. He specialises in the automation and validation of the probabilistic evaluation of forensic evidence, and more specifically biometric traces. Didier has served as a criminalist in several international terrorist case reviews on request of the ICTY, STL, UN and UK and has authored and co-authored more than 60 scientific articles and chapters in the forensic science field. He is an associate and guest editor of Forensic Science International (FSI), a member of the R & D standing committee of the ENFSI and a member of the ISO TC 272, editing the first ISO Forensic Sciences standard (ISO/IEC 21043).