Search Results for:

Crowdsourcing a Crisis Map of the Beijing Floods: Volunteers vs Government

Flash floods in Beijing have killed over 70 people and forced the evacuation of more than 50,000 after destroying over 8,000 homes and causing $1.6 billion in damages. In total, some 1.5 million people have been affected by the floods after … Continue reading


A selection of 200 media mentions, interviews and/or references to projects that I have spearheaded and/or to joint efforts that I have been directly involved in over the years. For media enquiries, contact me here. Note: I am no longer … Continue reading

How to Crowdsource Crisis Response

I recently had the distinct pleasure of giving this year’s keynote address at the Global Communications Forum (#RCcom on Twitter) organized by the Interna-tional Committee of the Red Cross (ICRC) in Geneva. The conversations that followed were thoroughly fruitful and … Continue reading

Why Crowdsourcing and Crowdfeeding may be the answer to Snowmageddon

The state response to the massive snow storm in NY was predictably slow and not up to the task. The New York Times reported that “streets across vast stretches of the city remained untouched, leaving tens of thousands of residents … Continue reading

The Crowd is Always There: A Marketplace for Crowdsourcing Crisis Response

This blog post is based on the recent presentation I gave at the Emergency Social Data Summit organized by the Red Cross this week. The title of my talk was “Collaborative Crisis Mapping” and the slides are available here. What … Continue reading

From Netsourcing to Crowdsourcing to Turksourcing Crisis Information

The near real-time crisis mapping of the disasters in Haiti and Chile using Ushahidi required a substantial number of student volunteers. These volunteers were not the proverbial crowd but rather members of pre-existing, highly-connected social networks: universities. How do we … Continue reading

Disaster Theory for Techies

I’ve had a number of conversations over the past few weeks on the delineation between pre- and post-disaster phases. We need to move away from this linear concept of disasters, and conflicts as well for that matter. So here’s a … Continue reading