This document discusses schemas and schema-driven metadata software. It outlines what elements should be included in a schema like names, labels, data types, structures, and relationships. It also covers using schemas to drive applications for metadata entry, display, validation, conversion between formats, and extraction from other sources. Recent tools from the eResearch Group that are mentioned include a metadata editor, schema definition tools, and a schema repository. Future work areas include enhancing annotation tools, supporting different data types, and completing specifications.