The Founding of Mensa

Published: Oct. 3, 2016, 7:50 a.m.

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In 1946, Roland Berrill and Lancelot Ware were travelling on a train when they sparked up a conversation about intelligence testing. That chance encounter sparked the high IQ club, Mensa. Rachael Gillman speaks to the society's archivist Ian Fergus about those early days.

(Photo: A computer generated image of the human head and brain. Credit: Getty Images)

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