PTSD is more common than people think. Something that was once called war shock syndrome and only occurred from combat can also come from bullying, major car accidents, and other traumatic events. It is the individuals perception that is important.
Financial loss can lead to irrational behavior. Now, research by Weizmann Institute scientists reveals that the effects of loss go even deeper: Loss can compromise our early perception and interfere with our grasp of the true situation. The findings, which recently appeared in the Journal of Neuroscience, may also have implications for our understanding of the neurological mechanisms underlying post-traumatic stress disorder.
The experiment was conducted by Dr. Rony Paz and research student Offir Laufer of the Neurobiology Department. Subjects underwent a learning process based on classic conditioning and involving money. They were asked to listen to a series of tones composed of three different notes. After hearing one note, they were told they had earned a certain sum; after a second note, they were informed that they had lost some of their money; and a third note was…
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