<<返回上一页

Memory special: Is your memory normal?

发布时间:2019-03-01 07:03:01来源:未知点击:

Eddie Mulholland/REX/Shutterstock By Alison George How much we remember of events we have experienced seems to fall on a spectrum. At one extreme, some individuals are unable to form these kinds of memories at all. “People with severely deficient autobiographical memory syndrome would report an awareness of the fact they were at the dinner, but they don’t have a feeling of re-experiencing it. It’s more of a factual memory,” says neuropsychologist Brian Levine of the Rotman Research Institute in Toronto. At the opposite end of the spectrum are those with “higher superior autobiographical memories”, who can recall in precise detail events from decades ago. The best-known case is that of a woman called Jill Price, who can recall most days of her life from the age of 11. The majority of us fall somewhere in between. Strong autobiographical memory skills are linked to the ability to form vivid visual memories of experiences, and probably to a strong sense of your own self-awareness. Known as “mind pops”, these involuntary recalls happen to all of us, on average about 20 times a day, although there is a lot of variation between individuals. “It’s a basic characteristic of autobiographical memory,” says Dorthe Berntsen of Aarhus University in Denmark, who studies this phenomenon. Once they pop into your head, they soon disappear. “They’re like dreams – if you don’t write them down,