1. Introduction: the international mobility of talent and innovation: new evidence and policy implications Carsten Fink and Ernest Miguélez; Part I. The International Mobility of Inventors: Data and Stylized Facts: 2. International mobility of knowledge workers and high-skilled migration Çaglar Özden and Christopher Parsons; 3. Inventor data for research on migration and innovation: a survey and a pilot Stefano Breschi, Francesco Lissoni and Gianluca Tarasconi; 4. Measuring the international mobility of inventors: a new database Ernest Miguélez and Carsten Fink; 5. The determinants of the international mobility of inventors Carsten Fink, Ernest Miguélez and Julio Raffo; Part II. Migration, IP, Diasporas, Knowledge Flows and Innovation: 6. US high-skilled immigration, innovation, and entrepreneurship: empirical approaches and evidence William Kerr; 7. Diaspora networks, knowledge flows and brain drain Ajay K. Agrawal; 8. Intellectual property protection and the brain drain Alireza Naghavi; 9. Brain drain, intellectual property rights and development in Africa François Kaboré.