In late May, a small investor group managed to win a quarter of the board seats in one of America’s largest oil companies. Across the board, Engine 1’s win at ExxonMobil is widely seen as a watershed moment for energy, sustainability, and governance movements, and POLITICO’s Lorraine Woellert says the momentum that helped them win is also affecting the traditional relationships between directors and shareholders in other large companies. Lorraine Woellert is POLITICO's sustainability editor. Carlos Prieto is a Politico podcast producer. Raghu Manavalan is an editor for POLITICO Audio. Jenny Ament is the senior producer of POLITICO audio. Irene Noguchi is the executive producer of POLITICO audio.