The ‘mad egghead’ who built a mouse utopia
The Audio Long Read - A podcast by The Guardian
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John Calhoun designed an apartment complex for mice to examine the effects of overcrowding. It was hailed as a groundbreaking study of social breakdown, but is largely forgotten. So what happened? By Lee Alan Dugatkin. Help support our independent journalism at <a href="https://www.theguardian.com/longreadpod">theguardian.com/longreadpod</a>