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The Wason selection task (or four-card problem) is a logic puzzle devised by Peter Cathcart Wason in 1966. [1] [2] [3] It is one of the most famous tasks in the study of deductive reasoning. [4] An example of the puzzle is: You are shown a set of four cards placed on a table, each of which has a number on one side and a color on the other.
Peter Cathcart Wason (22 April 1924 – 17 April 2003) ... Wason created the Selection Task, also known as the 4-card task, in 1966. In this task, participants were ...
Jonathan St B. T. Evans (born 30 June 1948) [2] is a British cognitive psychologist, currently Emeritus Professor of Psychology at the University of Plymouth. [3] In 1975, with Peter Wason, Evans proposed one of the first dual-process theories of reasoning, an idea later developed and popularized by Daniel Kahneman.
In 1960, Peter Cathcart Wason conducted an experiment in which participants first viewed three numbers and then created a hypothesis in the form of a rule that could have been used to create that triplet of numbers. When testing their hypotheses, participants tended to only create additional triplets of numbers that would confirm their ...
A coalition of nonprofit aid groups said Wednesday at an emergency hearing that the Trump administration's "opaque and chaotic" 90-day pause on foreign aid had already "devastated" their ...
(The Center Square) – The U.S. Coast Guard is surging maritime resources nationwide in response to President Donald's Trump's declaration of an invasion and a national emergency related to the ...
A federal appeals court denied the Trump administration's request to lift a lower court's order that blocked the president from unilaterally freezing billions in funding in loans, grants and ...
Eugene Wason, Scottish lawyer and politician; Nat Wason, English musician in Haven (band) Peter Cathcart Wason, British psychologist, inventor of Wason selection task; Rigby Wason, Scottish lawyer and politician; Robert Wason (Maryland politician), American politician from Maryland; Robert Alexander Wason, American writer of Western novels