Blog
Research notes, field lessons and platform updates from the PayaShahr team.
Complex Adaptive Systems (CAS): Understanding Group Order and Self-Organization
How do Complex Adaptive Systems (CAS) shape group order and self-organization without a leader? From bird flocks to rescue teams, we explore the science behind collective behavior

Why agent-based models are changing earthquake response planning
Traditional loss models tell you what breaks. Agent-based models tell you what happens next — who moves, who waits, and where the plan quietly fails.

Digital twins for seismic resilience: promise and pitfalls
Everyone wants a digital twin of their city. Fewer ask what data it needs, how it stays current, and when a simpler model answers the question better.

Routing ambulances when the road network is part of the disaster
Post-earthquake routing is not shortest-path with traffic. Debris, aftershocks and incomplete information demand policies that stay good when the map is wrong.
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