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From Communications of the ACM

Technical Perspective: Humans and Computers Working Together on Hard Tasks

"Scribe," by Walter S. Lasecki, et al., is one of the first in a recent set of crowdsourcing papers that demonstrated how human workers can collaborate with computing...

From Communications of the ACM

Technical Perspective: Who Knows?: Searching for Expertise on the Social Web

It is difficult to remember what people had to do to find the answer to a question before the Web. One option might be to call a friend who might know the answer...
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