Each Critical Theorist’s signature concept predicted his response to direct action.

Evidence

It was welcomed by Marcuse, the theoretician of the new sensibility and an instinctual basis for socialism, and was bound to meet with a certain amount of sympathy and understanding from Adorno, the theoretician of the non-identical and the somatic impulse. But for Habermas, the theoretician of comprehensive rationalization and the liberation of inward nature through communication, it produced a fear of the irrational, a fear of expression and action that would insist on their rights, if necessary, without conceptualization or discussion. — Rolf Wiggershaus, The Frankfurt School, 665

Categorization

• DEFINE: Compresses three thinkers into their defining theoretical commitments: Marcuse (new sensibility), Adorno (the non-identical, somatic impulse), Habermas (comprehensive rationalization via communication).