Another is a “State of Play” report card that pulls no punches in assessing which states are meeting their disarmament and non-proliferation commitments, and which are not (the Nuclear Materials Security Index, just published by Senator Sam Nunn’s Nuclear Threat Initiative, is one example). Advocacy-focused leadership networks, such as those now operating in Europe and the Asia-Pacific region, comprising well-known former leaders and other senior figures, could also help.