To mark the 60th anniversary of Ludwig Wittgenstein’s Philosophical Investigations, Rana Mitter is joined by philosophers Rupert Read and Barry Smith, and Wittgenstein’s biographer Ray Monk, to examine his legacy in Western philosophical tradition. Graham Stewart talks about his new book which details the influence and paradoxes of the 1980s. And Aidan Foster-Carter and Shakuntala Banaji discuss the ‘soft’ power that K-Pop and Bollywood have generated for their respective countries.