Stephen M. Bleay, PhD, Senior Technical Specialist, Home Office Centre for Applied Science and Technology. Stephen has worked at the Home Office since 2003, his work focusing on processes for the visualisation and imaging of fingermarks. He is one of the principal authors of the Home Office Fingermark Visualisation Manual and has contributed to over 40 peer-reviewed articles on ... Read morefingerprints and related forensic science subjects. Ruth S. Croxton, PhD, Principal Lecturer, University of Lincoln. Ruth has worked at the University of Lincoln since 2002 and is programme leader for the BSc (Hons) Forensic Science degree. Her main research areas are latent fingermark composition and the development of new methods to study them, contributing to a number of peer-reviewed articles in this area. Marcel de Puit, PhD, Senior Scientist, Netherlands Forensic Institute and Associate Professor, Delft University of Technology. Marcel started as a forensic scientist at the NFI in 2007. His main interest is the analysis of fingerprints with the purpose of providing information in other forensic disciplines. He has published over 20 scientific articles on fingerprints and related matter. Show Less