The document discusses the Joint Sector Review (JSR) experience and scaling up in East and Central Africa. It provides background on the Comprehensive Africa Agriculture Development Programme (CAADP) and the development of the CAADP Mutual Accountability Framework (MAF). The JSR is described as one way to operationalize the MAF at the country level by assessing sector performance and commitments. Key principles, purpose, benefits and components of conducting a successful JSR are outlined. Findings from assessments of JSR processes in Uganda, DRC, Burundi and Kenya are presented, highlighting gaps and recommendations for improvement. The ReSAKSS initiative's role in strengthening country-level JSRs through analytical support