“Honest Signals” is also the title of Pentland’s new book about the research, being published this month by MIT Press. The research was based on tens of thousands of hours of data from devices about the size of a credit card that record movements and voices, which Pentland has dubbed “sociometers.” Using just this data, with no knowledge of what was said, Pentland could predict the outcome — whether a job offer, a second date, or investment in a business plan — more accurately than by using any other single factor.

read more http://web.mit.edu/newsoffice/2008/signals-1021.html

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