Building a Second Brain for Organizations: An Experiment with Knowledge Graphs and GraphRAG
Apps like Notion and Obsidian market themselves as a “second brain” for individuals—a place where you can dump everything you know, connect ideas through links, and have instant access to your accumulated knowledge. Obsidian even visualizes your notes as a graph, revealing connections you never knew existed. But what about organizations? Company knowledge lives in a different kind of chaos: Slack threads, Jira tickets, Salesforce records, HR systems, meeting transcripts, project updates, email chains. This information exists across 10-15 different systems, owned by different teams, formatted differently, and rarely talking to each other. When an executive asks “What are our top organizational risks right now?” or “What’s the impact if we lose our senior platform engineer?”, someone has to spend days manually piecing together information from disparate sources. ...