Models of global governance abound: expert governance, networked governance, algorithmic governance, and old-fashioned juridico-political governance vie for explanatory power. This article takes up style as a way of analysing configurations of governance that do not readily fit a particular model of governance. Style is particularly revealing when it comes to deliberately unspecified or over-specified, genre-busting, and bet-hedging ways of imagining governance. The UN’s use of the phrase ‘convening power’ is a case in point. This article looks at how the UN (...) has styled itself as a convening power in the area of counter-terrorism governance. A visual analysis of promotional materials for the UN’s Counter-Terrorism Week suggests that the UN’s self-styling as a convening power is shaped by anxieties as well as aspirations. (shrink)