Complex sentence: Communitarianism in philosophy, like other schools of thought in contemporary political philosophy, can be defined by its response to John Rawls' "A Theory of Justice" reflects dissatisfaction with the image Rawls presents of humans as atomistic individuals.
Split into simpler sentences: Communitarianism in philosophy, like other schools of thought in contemporary political philosophy, can be defined by its response to John Rawls' "A Theory of Justice". Communitarians criticize the image Rawls presents of humans as atomistic individuals.