Helen Gavin & Theresa Porter 
Female Aggression [PDF ebook] 

Helen Gavin is Director of Graduate Education at the
University of Huddersfield, UK, where she also lectures in
Forensic and Criminal Psychology Previously, she was Head of
Psychology at the University of the West of England, UK. Her
publications include The Essence of Cognitive Psychology
(1998), Understanding Research Methods & Statistics in
Psychology (2008), Sex, Drugs and Rock & Roll:
Psychological, Legal and Cultural Examinations of Sex and
Sexuality (2010) and Criminological and Forensic
Psychology (2014)
Theresa Porter is a forensic psychologist currently
practicing in Connecticut, USA. She worked for the Federal Bureau
of Prisons for nearly a decade where she had extensive experience
with female offenders. She lectures and publishes on violence by
women, including Infanticide and Neonaticide: A Review of 40
Years of Research Literature on Incidence and Causes (with
Helen Gavin; 2010), Woman as molester: Implications for
society (2010), A Case of Factitious Paedophilia (with
Mark D. Feldman, 2011) and Hits Like a Girl; Women who Batter
their Partners (2011).