Alexandra van Nievelt

Alexandra van Nievelt brings a global, human‑rights‑informed lens to marketplace trust and safety. Based at Walmart, she leads seller lifecycle policy design and enforcement, developing fair, inclusive systems to keep communities safe across digital platforms. Rooted in international law, conflict‑zone operations, and startup agility, her expertise spans risk management, consensus building, and strategic policy design. A Yale and Columbia SIPA graduate and co‑founder of Ninth Muse, she’s passionate about equitable tech that protects users and meaning‑making messaging across languages and cultures.