In 1993 one short brutal act guaranteed John Wayne Bobbitt a notoriety that he can never shake off. Film-maker Vicky Hamburger went to find out what happened to the man with the world's most famous penis.

Meet the once-battered woman who overcame years of abuse and a sensational televised trial to become an advocate for victims of domestic violence everywhere.

A shocking act, its baffling legacy - the gripping true crime doc. When Mrs Bobbit cut off her husband's penis in 1993, similar cases followed. Why?