Photographic Memory

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  • Created by: Sess
  • Created on: 12-12-14 16:39
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  • Photographic Memory
    • Evidence FOR it's existence
      • Exceptional Individuals
        • Kim Peek
          • 1) An autistic savant that could read a page of text in 10 seconds
          • 2) He was rumored to be able to recall some 12000 books
          • 3) He didn't fully understand the texts, but could recall them at a shallow level
        • Stephen Wiltshire
          • 1) Is an Autistic Savant famous for taking helicopter rides and then reproducing what he saw on a canvas
          • 3) However, recent criticism has suggested that his drawings, whilst incredibly detailed, are not completely accurate
          • 2) Is able to reproduce as much as 300 square miles of a city onto canvas after one ride. London, Tokyo, Manhattan
        • Elizabeth Stromeyer
          • 1) Rumoured to be able to reproduce images onto canvas after seeing them only briefly
          • 2) And to be able to recall poems in foreign languages years after seeing them
          • 3) Stromeyer (1970) carried out the dot test on her
          • 4) But it was never replicated by another psychologist and they later got married.
    • Evidence AGAINST it's existence
      • Chess
        • De Groot (1965)
        • 1) He thought that chess masters may have photographic memories as they play so fast
        • 2) He flashed 10 chess board arrangements at chess masters and found that they could recreate the arrangements accurately
        • 3) But this only worked with legal chess set-ups, random ones results in the masters recalling only as much as regular people
    • What is it?
      • Popularised in much of fiction to be the ability to instantly remember a large amount of information in whatever form it may be in.
    • Eidetic Memory
      • What is it?
        • Defined as the ability to retain an accurate, detailed image of a complex scene or pattern
      • Evidence FOR it's existence
        • A) Crowder (1992)
        • A1) He found that this ability existed in 8% of pre-adolescent children
        • B) Haber et al (1969(
        • B1) Briefly showed children slides of complex scenes for 30 seconds before asking the children to describe it
        • B2) Children between 6-8 could accurately describe the scenes
        • B3) this is curious as they would not have developed memory strategies such as chunking as adults have


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