Digital sleuths are changing the course of the Ukraine war

For months now, a large and very active community of digital sleuths has been closely tracking the escalating crisis in Ukraine. These people have been using open-source intelligence to investigate and document the build-up to – and now the execution of – Vladimir Putin’s war of choice. But what exactly is open-source intelligence? And how is it helping efforts to understand what’s happening on the ground in Ukraine? Broadly speaking, open-source intelligence describes t