A field experiment with casual workers in Nairobi finds that people are reluctant to work in unfamiliar parts of their own city. A single visit to an unfamiliar neighbourhood is enough to eliminate this aversion.

Lowering peak pollution exposure through fuel efficient cookstoves reduces respiratory symptoms. But in areas with high average pollution, more must be done to improve clinical outcomes and reduce hea...

(Forthcoming Article) - Many routine daily activities—such as cooking and commuting—cause large recurring pollution spikes that may impact health without significantly affecting average exposure. We s...

ALT: a man laying in bed with his mouth open and the words i am on day two of a panic attack

A detailed look at how — and why — voters who move are widening the gap between blue neighborhoods and red ones.