“Long before the rise of the Internet and the term “crowdsourcing” was used, physicians often turned to one another to solve tough clinical cases or find answers to questions they exhausted every other avenue trying to solve.
The word crowdsourcing was first coined by author Jeff Howe and his editor Mark Robinson in a 2006 Wired magazine article, and it means outsourcing tasks to a large, undefined group through an open call. The way physicians crowdsource is evolving, as their communities of peers expand beyond the privacy of hospital lounges and physician-only websites and into mainstream social media channels such as Twitter.”
Article
Pamela Lewis Dolan, amednews, 28 February 2011

