In September 2019, two months before officially taking office, the new European Commission president was already insisting that the European Union needed to change. On the one hand, Ursula von der Leyen promised a new “geopolitical Commission,” but on the other, she wanted the EU “to be the guardian of multilateralism.” The difficult question was ...

What exactly was the extent of Russian meddling in the 2016 election campaign? How widespread was its infiltration of social media? And how much influence did its propaganda have on public opinion and voter behavior? Scholars are only now starting to tackle those questions. But to answer them, academics need data — and getting that ...