Portrait of Auguste Forel

Auguste Forel

Swiss myrmecologist, neuroanatomist and psychiatrist

Lived
1848–1931

Updated September 2026

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About Auguste Forel

Auguste-Henri Forel was a Swiss myrmecologist, neuroanatomist, psychiatrist and former eugenicist, notable for his investigations into the structure of the human brain and that of ants. He is considered a co-founder of the neuron theory. Forel is also known for his early contributions to sexology and psychology. From 1978 until 2000 Forel's image appeared on the 1000 Swiss franc banknote.

Biography from Wikipedia, CC BY-SA 4.0. Photo via Wikimedia Commons.

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Sources: book lists and dates from Wikidata and Open Library, ratings from Open Library readers, free texts from Project Gutenberg. Last updated September 2026.