Chapter 1. Introduction.- Chapter 2. The ''Management'' of Migration - And of the Resulting Irregularities.- Chapter 3. Research Design, Cases and Methodology.- Chapter 4. Migrant Irregularity in Britain and Spain, London and Barcelona.- Chapter 5. Managing Irregularity Through the Provision of Public Healthcare.- Chapter 6. Managing Irregularity Through the Provision of Public Education.- Chapter 7. Managing Irregularity Through the Provision of Social Assistance.- Chapter 8. Conclusion.