Notes on map-first collaboration, field operations, and building Weidenmap.https://weidenmap.com/https://weidenmap.com/blog/mapping-the-ground-truth/https://weidenmap.com/blog/mapping-the-ground-truth/Crisis response is coordination under bad conditions. Here's why we built Weidenmap around one shared map - and what changes when you do.Wed, 20 May 2026 00:00:00 GMT