We gratefully acknowledge support for this study from the Bill & Melinda Gates Foundation, through the Taking Maize Agronomy to Scale in Africa (TAMASA) project (grant no: OPP1113374); from a grant from the U.S. Agency for International Development (USAID) via the Sustainable Intensification Innovation Lab (SIIL) (grant no: 003899-00001); from the CGIAR Research Program on Policies, Institutions, and Markets (PIM), led by IFPRI and supported by the CGIAR Fund Contributors; and from the CGIAR Research Program MAIZE, led by the International Maize and Wheat Improvement Centre (CIMMYT).