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Complex systems

Complex systems

In real-world social networks, your enemy’s enemy is indeed your friend, say physicists

03 May 2024 Margaret Harris
An artist's representation of social networks, showing outlines of human figures coloured light pink, pale blue and pale yellow, with lines showing connections between them
Seeking balance: A new "null model" for social network balance succeeds by incorporating the fact that not everyone knows each other, and some people are friendlier than others. (Courtesy: iStock/iLexx)
If you’ve ever tried to remain friends with both halves of a couple going through a nasty divorce,

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Margaret Harris is an online editor of Physics World
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