Explore key questions in moral philosophy by asking 'why doesn't Batman kill the Joker?' Arch enemies over time, Batman and the residents of Gotham have suffered tirelessly at the hands of the Joker. Yet despite being the Dark Knight and a vigilante who isn't afraid to break the law, Batman's own internal moral compass won't allow him to kill the Joker. But is he right? This session explains the theories of deontological ethics and utilitarianism and analyses the pros and cons of each, using the fraught relationship between this pair as a basis for discussion. Is murder ever moral? Should Batman kill the Joker to prevent further crimes and atrocities? You decide.