Mark Kebbell is an associate professor at the James Cook University, Townsville, Australia.  He co-wrote (with Graham Wagstaff) guidelines for police officers in England and Wales on the assessment of eyewitness evidence, and has published many journal articles.

Graham Davies is co-series editor with Ray Bull and a professor of psychology at the University of Leicester.  He is co-editor of Applied Cognitive Psychology; amongst his numerous publications, and the most recent for Wiley, is Recovered Memories: Seeking the Middle Ground.