Co-founder
Safecast
As co-founder and global director of Safecast (an open global sensor network currently monitoring radiation levels in Japan), Sean spends a lot of time thinking about maps and data these days. He co-founded Coffee Common (an educational brand launched at TED 2011) and Crash Space (a Los Angeles hackerspace). He has been a regular contributor to BoingBoing as well as written editorials for MAKE, Al Jazeera and others.