But the Commission should also have its sights on design researchers with expertise in user experience and user interface design (UX/UI, in Silicon Valley speak).These skills are needed to spot deceptive design practices, which can be used to circumvent regulatory obligations. We’ve seen deceptive design patterns sabotage regulation before, with the bumpy roll out of GDPR consent banners or the buried reporting tools required by the German Network Enforcement Act (NetzDG).² As it prepares to enforce what may well be the most ambitious regulatory regime for online platforms anywhere in the world, the European regulator needs design expertise in house.