The Allais Paradox
Offered the same improvement in odds twice, most people take it once and refuse it the second time. Both choices feel obviously right.
1952 (posed at the Paris colloquium), 1953 (published)22 min read
Israeli cognitive psychology
Amos Tversky
1937 – 1996
Israeli cognitive psychologist, latterly at Stanford, and Daniel Kahneman's collaborator on judgement under uncertainty and prospect theory. He also worked on the foundations of measurement, on similarity, and on the axiomatics of choice. He died of metastatic melanoma in 1996, six years before the Nobel Prize recognised the work.