This Open-Access-book explores diversity in its ambivalence. On the one side, we love to describe diversity as a resource for personal, social, economic, and cultural growth. On the other side, categories of differences often lead to discrimination or serve as justifications for privileges. They can cause exclusion and, conversely, promote the self-constitution of discriminated subjects and groups.The book moves within this tension of exclusion and belonging. Case studies of young ethnicized people vividly depict the interwovenness of identity-building and diversity. Theoretically, the book...