The sense of shock and revulsion felt by most people following the massacre of 50 Muslim worshippers at two mosques in Christchurch, New Zealand, by a person who grew up in Australia, raises questions about how a person with his background could have adopted such extreme views, and then put them into effect in this chilling act of terrorism. It was particularly distressing that the attacks were in places of worship, clearly chosen by the attacker because those present were Muslims and where the…
