*We released the original podcast on 23 April 2025. As the blackout in Iberian Peninsula happened soon after, we decided to record an update on what happened there. In this episode of The Sound of Economics, Rebecca Christie talks to Bruegel energy experts Conall Heussaff and Georg Zachmann about the urgent need to upgrade and connect Europe's electricity grids. They discuss their recent paper outlining the challenges, opportunities, and necessary policy responses to modernise Europe's energy infrastructure. Relevant publications: Heussaff, C. and G. Zachmann (2025) ‘Upgrading Europe’s electricity grid is about more than just money’, Policy Brief 04/2025, Bruegel McWilliams, B., S. Tagliapietra and G. Zachmann (2025) ‘Europe’s energy information problem’, Policy Brief 07/2025, Bruegel