A Traveler Who Finds Stability in the Natural World

The mathematician Alessio Figalli is rarely in one place for very long. But his work has established the stability of everything from crystals to weather fronts by using concepts derived from Napoleonic fortifications.

Alesio Figalli
Alessio Figalli with a crystal-like model at Durham University in England. (Photo by Tom Parker for Quanta Magazine; Illustration by Olena Shmahalo/Quanta Magazine)
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