Contient : Introductory remarks by A. Clapham. - Regulating private military and security companies : a comprehensive solution / F. Patel. - U.S. legislative and regulatory developments and the International Code of Conduct for Private Security Provides : filling the accountability gap ? / M. Roggensack. - A Eureopean approach to the regulation of PMSCs / M. Sossai. - Remarks by V. Zellweger.