We face a number of international challenges - climate change, pandemics, cyber security, and migration - which spill over national boundaries. It is becoming increasingly apparent that the UN, the IMF, the World Bank - bodies created in a very different world, more than 60 years ago - are inadequate for the task of managing such risk in the 21st century.

Ian Goldin explores whether the answer is to reform the existing structures, or to consider a new and radical approach. By setting out the nature of the problems and the various approaches to global governance, Goldin highlights the challenges that we are to overcome and considers a road map for the future.