Around the turn of the millennium, academics and politicians predicted that the world would grow together as one and that people would become less bound by national affiliations. Almost twenty years later, there is little left of this vision. This is not such a surprise when we consider that the cosmopolitan ideal (as articulated during the European Enlightenment) wholeheartedly embraced the promises of a globalising economy, yet has remained oblivious to, and even complicit with, capitalist exploitation, slavery, and colonialism....

We all know that the relationship between mathematical activity and artistic creation is a very old one. We know that for a start the Pythagoreans tied the science of number not merely to the movements of the stars but to musical modes. We know that Babylonian and Egyptian architecture presupposed elaborate geometrical knowledge, even if the notion of demonstration had still not been won. Further back still, we find formal, or abstract, outlines mixed in with animal representations, in the...