Kevin D. Browne is Professor of Forensic Psychology and Child Health at the University of Nottingham.

Leam A. Craig is Director of Forensic Programmes at Forensic Psychology Practice Ltd, and an Honorary Lecturer in Forensic Psychology at the University of Birmingham.

Anthony R. Beech, D.Phil, FBPsS, C.Psychol (Forensic) is Professor of Criminological Psychology,University of Birmingham.