Prof Dr Günther Fink is an associate professor and Head of the Household Economics and Health Systems Research unit at the Swiss Tropical and Public Health Institute (Swiss TPH) in Basel. His work focuses on developing and evaluating new and innovative approaches for improving child health and development and on measuring the long-term benefits of early life improvements. He is currently the PI of the Zambia Early Childhood Development project, as well as the Co-PI of the São Paulo Western Region Cohort project, two longitudinal studies exploring the long-term effects of early life adversity. He is also currently working on cluster-randomized trials aiming to improve nutritional and early learning outcomes among children under age 5 in Brazil, Pakistan, Peru, South Africa and Zambia.