Björn Nilsson is an Associate Professor of Economics at Université Paris-Saclay. His research mainly focuses on household decision-making and responsiveness to information campaigns, with a particular emphasis on aspirations and well-being in West Africa. He also has a strong interest in developing country labor markets and international migration. Björn holds a PhD from the Université Paris-Dauphine, and has previously collaborated with a variety of international organizations such as the World Bank, ILO, FAO or UNDP.