The recent tragedy at Bondi Beach in Sydney, Australia, where two gunmen targeted people attending a Hanukkah celebration, serves as a grim reminder of the vulnerability of public spaces. While this incident involved a shooting during a Jewish holiday gathering, the underlying psychological and sociological factors often resemble those seen in attacks on schools, shopping malls and parades.
Contrary to popular belief, prior research in the U.S. suggests that severe mental illness (like psychosis) is rarely the sole cause. Instead, a complex mix of grievance, trauma, and a desire for notoriety typically drives these individuals.
The...