The legacy of the Frankfurt School, as curated by scholars like Wiggershaus, remains vital in the 21st century. While the School failed to precipitate the political revolution its founders once hoped for, it succeeded in providing the intellectual tools to understand how modern capitalism integrates dissent. By analyzing the "culture industry" and the psychological mechanisms of authoritarianism, the Frankfurt School created a lasting framework for critiquing the intersection of culture, economics, and psychology.

Rolf Wiggershaus does more than just list dates; he provides a "critical historiography" that connects the personal lives of the thinkers to the evolution of their ideas.

The book covers a wide range of topics, including: