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Networks dominated by rule of the few

Facebook and its ilk especially vulnerable

5:30pm, May 11, 2011

It’s like a Hollywood political thriller come true: a handful of people lurking in the shadows, controlling the minds of millions. New research reveals that it’s possible for a few individuals to enslave an entire network, even if they aren’t highly connected themselves.

Scientists have figured out how to identify the nodes — the points that link to other points in a network — that when tweaked can control the entire network. The research, published in the May 12 Nature, might lead to more secure power grids, tricks for controlling the metabolic processe

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