1. Introduction.- 2. The Theoretical Landscape of Youth Studies.- 3. Generations and New Subjectivities.- 4. Subcultures and Transitional Spaces.- 5. Mediatization and Learning Processes.- 6. The Body, the Care of the Self, and Habitus.- 7. Postcolonial Spaces.- 8. Youth Studies, Theory, and Everyday Life in Motion.- 9. Conclusions.