At the start of the 21st Century, Gilles Deleuze is now regarded as the most radical and influential of contemporary philosophers. Yet his work is widely misunderstood and misinterpreted. Here, Manuel DeLanda makes sense of Deleuze for both analytic and continental thought, for both science and philosophy. DeLanda focuses on the intersection of philosophy and science, explaining how Deleuze’s system of thought is fundamental to a proper understanding of contemporary science – from self-organisation to non-linear dynamics to complexity theory.