The 21st century has brought new and challenging dimensions to our understanding of security and migration. The old Cold War framework of security as related to war and peace, international relations and foreign affairs has given way to a multiplicity of competing notions, including internal security, human security and even social security. At the same time, migration has become a hotly contested issue, characterised by an enormous difference of views and objectives.

So what do we mean by security and migration in the contemporary world? How do these two important fields...