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The Hidden Fractal Nature of Social Networks
The geometry of white and gray matter in our brains is itself a fractal-like hierarchical network. This suggests that the hidden fractal nature of social networks is actually a representation of the physical structure of our brains. It can be taken one step further by invoking the idea that the structure and organization of cities are determined by the structure and dynamics of social networks. Putting all this together, we are led to the outrageous speculation that cities are effectively a scaled representation of the human brain.