Ray Hyman
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Ray Hyman is a professor emeritus of psychology at the University of Oregon in Eugene, Oregon, and a noted critic of parapsychology. Hyman, along with James Randi, Martin Gardner and Paul Kurtz, is on
Hyman in 2003
Hyman speaks at the 1983 CSICOP Conference in Buffalo, NY. With Lee Ross, Daryl Bem and Victor Benassi.
Ray Hyman speaking at the Los Angeles headquarters of the JREF in 2013
Ray Hyman demonstrates Uri Geller's spoon bending feats at CFI lecture. June 17, 2012 Costa Mesa, CA
Hick's law
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Hick's law, or the Hick–Hyman law, named after British and American psychologists William Edmund Hick and Ray Hyman, describes the time it takes for a person to make a decision as a result of the poss
Ray Hyman
…Hyman published his "classic paper showing that human choice reaction time is related to the information content of an incoming signal" called the Hick-Hyman Law. This helped to lay the groundwork "for the shift from behavioral psychology... to the era of cognitive psychology." This was Hyman's second published…
The sigmoid function remains a better representation than the linear function of the relationship between predictability and reaction time.