1. Atypical Homicide Research Group, Boston, MA, USA
2. Department of Psychology, University of Belgrade, Beograd, RS, Serbia
3. Department of Clinical Psychology, Fielding Graduate University, Santa Barbara, CA, USA
4. Department of Psychology, Edge Hill University, Ormskirk, UK
5. School of Psychology, University of Central Lancashire, Preston, UK
6. Department of Criminal Justice, University of New Haven, West Haven, CT, USA
7. School of Psychology, Walden University, Minneapolis, MN, USA
8. Department of Criminal Justice, Florida International University, Miami, FL, USA
9. Royal Ottawa Mental Health Centre, Ottawa, Canada