MAP20071506192 Carstensen, Peter The Lamppost, the wizard, and the law : reflections on professor Barnett's assessment of CAPPS II / Peter Carstensen Professor Barnett's analysis demostrates that the direct contribution that CAPPS II(Computer-Assisted Passenger Prescreening System) will make to increased safety is problematic. His disinclination to take on the questions of privacy and the potential intrusiveness of the CAPPS II(Computer-Assisted Passenger Prescreening System) system suggest to me that he may also have underestimated the costliness of the system over time. The author also thinks he underappreciates its potential deterrent effect within the specific context of commercial air travel. His analysis points up a major problem in legacy policy toward risk En: Risk analysis : an international journal. - New York and London : Society for Risk Analysis. - Vol. 24, nº 4, August 2004 ; p. 917-919 1. Terrorismo . 2. Atentados . 3. Seguridad . 4. Aviación . 5. Estados Unidos . 6. Protección de datos personales . 7. Transporte aéreo . 8. Control de acceso . 9. Pasajeros . 10. Sistemas informáticos . 11. Análisis de riesgos . 12. Principio de legalidad . 13. Privacidad . 14. CAPPS II . 15. Protección de datos . I. Title.