1. An informal opening; 2. Among the formalist ghosts; 3. Walking softly: the positivist contribution; 4. Walking with purpose: a naturalist turn; 5. Back to the future: an originalist gambit; 6. A hard line: further positivist efforts; 7. Crossing over: the anti-formalist critique; 8. Moving on: an ideological inquiry; 9. Law and ideology: the informalist approach; 10. Looking for the informal judge.