With the greatest crisis of capitalism since the Great Depression, a key question is what is the alternative to this crisis prone system? With the announcement of the most savage austerity package since the 1920s, which will completely undermine everything that supposed to constitute a civilized society, what is the real alternative? Can the capitalism be patched up and reformed, or do we need a fundamental change in society -- a new socialist society? But what is socialism? Hear Rob Sewell, editor of Socialist Appeal, speak to the students of the ULU Marxist Society in London.