Pt. I. Anthropological Theories of Technology. Ch. 1. Ernst Kapp. Ch. 2. Arnold Gehlen -- Pt. II. The Dialectical Tradition. Ch. 3. Georg Wilhelm Friedrich Hegel. Ch. 4. Karl Marx. Ch. 5. Jean-Paul Sartre -- Pt. III. The Communicative Theory. Ch. 6. The Theory of the Technical Cognitive Interest. Ch. 7. Technology as Ideology and a Form of Action. Ch. 8. The Critique of the Philosophy of Consciousness. Ch. 9. Technology between the Lifeworld and the Systems. Ch. 10. Technology in the Lifeworld