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January 31

Page history last edited by Chris Koch 3 years ago
1931  The Psychograph, a device consisting of a helmet and movable rods designed so measurements could be made at 32 points on the skull, made its public debut at the Twin City Auto Show. The device was an excursion into automated phrenology. 
1961  A chimpanzee named HAM performed a series of operant avoidance tasks during a space flight that was part of Project Mercury, the first American manned space flight program. HAM, trained by Richard Belleville, contended with two schedules of bar-pressing for shock avoidance. In an 18-minute suborbital flight, HAM made only two errors. 
1966  The journal Multivariate Behavioral Research was first published by the Society of Multivariate Experimental Psychology. Desmond S. Cartwright was the journal's editor. 
1969  Neal E. Miller's article "Learning of Visceral and Glandular Responses", describing instrumental conditioning of autonomic responses, was published in Science.
1973  The Bulletin of the Psychonomic Society was first published, with Clifford T. Morgan as its editor. 
1986  The APA Council of Representatives voted to raise the dues of licensed professional psychologist members by $50 to support the costs of professional advocacy. 



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