Australia’s “Worst Female Serial Killer” Saved by Science

Kathleen Folbigg was sentenced to 30 years in prison for allegedly killing all 4 of her infant children. The basis of her conviction rested on a single line in a personal diary entry.

For years Kathleen denied any wrongdoing and multiple appeals were dismissed. Finally Kathleen’s friends got together and demanded her case be reexamined with forensic science.

By doing so scientists discovered that all her children inherited an incredibly rare genetic mutation: CALM2 and BSN that can cause iss