'People As Infrastructure'

Lending a helping hand.

Lending a helping hand. Steve Paulson (TTBOOK)

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Emily Calacci is a historian of modern Africa. She says the massive migration into African cities isn't following the Western model of urban development. Instead of an infrastructure consisting of roads, railways and electric grids, many African cities rely on "people as infrastructure" — a network of personal relationships that are shaping cities in distinctly African ways.