Prabhjot Singh is the Director of Systems Design at the Earth and Assistant Professor of International and Public Affairs at Columbia University. He was the Chair of the One Million Community Health Worker Campaign, which is supported by a steering group that includes the Broadband Commission, African Union and UN Sustainable Development Solutions Network, with extensive activity in West Africa. In the US, he focuses on healthcare system design and peer coaching techniques, which he hones as lead advisor to City Health Works and as a practicing doctor, respectively. His work combines systems engineering and social mobilization principles, with an emphasis on how US healthcare can learn from low-resource settings globally. Prabhjot completed an MD at Cornell and PhD in Neural and Genetic Systems at Rockefeller University, with a Post-Doctoral fellowship in Sustainable Development at Columbia University. He is Truman National Security Fellow and term member of the Council on Foreign Relations.