Yule Heibel's Library tagged crowdsourcing →  View Popular, Search in Google

"By taking lists of potential side effects out of the hands of the drug makers, the startup is letting people know what their pills might be doing to them in a more open way than big pharmaceutical companies ever have. "

crowdsourcing pharmaceuticals drugs opendata fast_company

Man tweets about his stolen laptop; a thousand miles away a posse forms to retrieve it for him. The paragraph that follows is very suggestive, possibly giving an insight into mob psychology and how Twitter / online social media might enable the good, the bad, and maybe even the ugly...
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While he appreciates the generosity of the people who helped him, Power also notes that the situation took on a mind of its own and at some point it seemed the more he told the people in the bar not to take action, the more determined they were to do it.
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twitter theft crowdsourcing mob_psychology socialtheory

Taking the example of closed thinking at New York City MTA, John Geraci makes a compelling case for crowd-sourcing improvements in urban affairs and urban matters (including public transportation). Great article.

crowdsourcing cities collaboration diycity john_geraci