The authors would like to acknowledge the support of Joshua Rosenthal of the National Institutes of Health (NIH) Implementation Science Network (ISN), who collaborated on the framing and conceptualization of the special feature. This work was made possible by the support of the American People through the United States Agency for International Development (USAID) and by the Global Alliance for Clean Cookstoves. The contents of this manuscript are the sole responsibility of the authors and do not necessarily reflect the views of USAID or the United States Government. The work was part of Translating Research into Action, TRAction, funded by USAID under cooperative Agreement No. GHS-A-00-09-00015-00. The project team included prime recipient, University Research Co., LLC (URC), Harvard University School of Public Health (HSPH), and sub-recipient research organizations. This work was also supported by the Global Alliance for Clean Cookstoves, a public–private partnership hosted by the United Nations Foundation.