Margrethe Vestager has spent the past decade standing up to Silicon Valley. As the EU’s Competition Commissioner, she’s waged landmark legal battles against tech giants like Meta, Microsoft and Amazon. Her two latest wins will cost Apple and Google billions of dollars.

With her decade-long tenure as one of the world’s most powerful anti-trust watchdogs coming to an end, Vestager has turned her attention to AI. She spearheaded the EU’s AI Act, which will be the first and, so far, most ambitious piece of AI legislation in the world.