Introduction: Jacobi: at the crux of modernity Alexander J. B. Hampton; Part I. The Critique of Reason: Debates on Rationalism, Empiricism, and Skepticism: 1. Jacobi and philosophy: rationalism and skepticism Benjamin Crowe; 2. Jacobi and Spinoza Birgit Sandkaulen; 3. Jacobi on the nature of mind and intuitive certainty Brady Bowman; 4. Jacobi and Kant: freedom, reason, faith James J. DiCenso; Part II. Faith and Revelation: Debates on Theism, Atheism, and Nihilism: 5. Jacobi's argument and dilemma: Theism and Christianity Ariberto Acerbi; 6. The Jacobi-Schelling debate Sean J. McGrath; 7. Jacobi's response to religious nihilism Peter Jonkers; 8. Jacobi and the German protestant tradition Jörg Lauster; Part III. Jacobi and the Revival of Socraticism: The Muenster Circle and Existentialism: 9. Jacobi and Hemsterhuis Daniel Whistler; 10. Dioscuri: Hamann and Jacobi John Betz; 11. Jacobi and Kierkegaard Anders Moe Rasmussen; Part IV. Jacobi's Impact on Idealism and Romanticism: 12. Jacobi and German idealism Ernst-Otto Onnash; 13. Jacobi's philosophy of faith in Fichte's 1794 Wissenschaftslehre David W. Wood; 14. Jacobi and the romantics Alexander J. B. Hampton; 15. Jacobi as literary author George di Giovanni.