The document summarizes a workshop on writing metadata for development indicators held in Lusaka, Zambia in July-August 2012. The workshop aimed to build capacity for writing metadata to improve data quality and resolve discrepancies between sources. It discussed challenges in metadata management within and outside national statistical organizations. The workshop sought to provide tools and guidance on customizing MDG metadata and implementing standards like SDMX. Participants hoped to narrow gaps between data sources and resolve international and national discrepancies.