Center for Security Studies (CSS) The policy brief series CSS Analysis in Security Policy offers a focused discussion of current trends and developments in the field of international security. Launched in November 2006, the series comprises 20 policy briefs annually. They are produced by the Center for Security Studies (CSS) at ETH Zurich and are available as an e-publication. There are also German and French versions of the briefs. By smilin Politics > Political Riskwith newsletterpoliticalriskreportsworldwide