Researchers Find It's Easy to Plant False Memories in Minds of Some People

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Airwolf

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This may help explain why people have such strong views on guns when they've had little or no contact with them (outside of popular and mass-media).

Food for thought.

http://ap.tbo.com/ap/breaking/MGAGD8HR9CD.html

Researchers Find It's Easy to Plant False Memories in Minds of Some People

By Joseph B. Verrengia The Associated Press
Published: Feb 16, 2003

DENVER (AP) - Remember that wonderful day when Bugs Bunny hugged you at Disneyland? A study presented Sunday shows just how easy it can be to induce false memories in the minds of some people.

More than a third of subjects in the study recalled that theme-park moment - impossible because Bugs is not a Disney character - after a researcher planted the false memory.

Other research, of people who believed they were abducted by space aliens, shows that even false memories can be as intensely felt as those of real-life victims of war and other violence.

The research demonstrates that police interrogators and people investigating sexual-abuse allegations must be careful not to plant suggestions into their subjects, said University of California-Irvine psychologist Elizabeth Loftus.

She presented preliminary results of recent false memory experiments Sunday at the national meeting of the American Association for the Advancement of Science.

Loftus said some people may be so suggestible that they could be convinced they were responsible for crimes they didn't commit. In interrogations, "much of what goes on - unwittingly - is contamination," she said.

The news media's power of suggestion also can leave a false impression, Loftus said.

"During the Washington sniper attacks, everyone reported seeing a white van," she said. "Where did it come from? The whole country was seeing white vans."


Loftus is one of the country's most controversial memory researchers. She frequently draws harsh criticism from victims' advocates, attorneys and other scientists.
Over 25 years, she has examined more than 20,000 subjects and written 19 books. She appears frequently in court as an expert witness.

While some recovered memories turn out to be true, Loftus says her experiments repeatedly show that memories are fragile possessions that are easily manipulated. But she does not condemn her subjects for being gullible.

Of adopting false memories, she said: "This behavior is entirely normal."

A key, researchers said, is to add elements of touch, taste, sound and smell to the story.

In the Bugs Bunny study, Loftus talked with subjects about their childhoods and asked not only whether they saw someone dressed up as the character, but also whether they hugged his furry body and stroked his velvety ears. In subsequent interviews, 36 percent of the subjects recalled the cartoon rabbit.

In another study, Loftus suggested frog-kissing incidents that 15 percent of the group later recalled.

"It is sensory details that people use to distinguish their memories," said Loftus. "If you imbue the story with them, you'll disrupt this memory process. It's almost a recipe to get people to remember things that aren't true."

In other research presented Sunday, Harvard University psychologist Richard McNally tested 10 people who said they had been abducted, physically examined and sexually molested by space aliens.

Researchers tape-recorded the subjects talking about their memories. When the recordings were played back later, the purported abductees perspired and their heart rates jumped.

McNally said three of the 10 subjects showed physical reactions "at least as great" as people suffering post traumatic stress disorder from war, crime, rape and other violent incidents.

"This underscores the power of emotional belief," McNally said.
 
To "conventional wisdom" this may be new but since I got my degree in psychology this is nothing new to me. It is very easy to plant false memories. The power of suggestion is very strong. This is why all those "recovered" memory cases of a few years ago are so dangerous- and these days, for the most part, discredited. Many, sometimes well meaning, therapists who thought that some patient must have been abused eventually convinced some patients that they were indeed abused by people who never did abuse them. Lives were destroyed by this.
 
Remember that perfect day at the range you had a few years ago? You know, the one where every single shot was in the X-ring? You couldn't miss. Your hands were steady and your aim was perfect and true.

Keep talking about it. Pretty soon you'll believe it as sure as you believe the sun's going to rise tomorrow. ;)
 
"During the Washington sniper attacks, everyone reported seeing a white van," she said. "Where did it come from? The whole country was seeing white vans."

Well, white vans are extremely common -- the most common color, IIRC, because it is easiest for businesses to paint their logos on white.

The sightings of white vans were simply people noticing what they wouldn't normally notice. In normal times, the unobtrusive white vans go unnoticed despite of (maybe because of) their commonness.

The popularity of white vans also is why so many witnesses saw them. The likelihood that a white van would be near a shooting is very high, though only coincidental it turned out. Once people fixated on them, the white van sightings after shootings fed on themselves.

But it had nothing to do with false memories -- misdirection, yes, but not false memories.


...not that the article's entire point is without merit -- I really don't know about that.
 
Like police investigators, historians also wrestle with this very same problem. Post war accounts must be verified against contemporary records and other eyewitness accounts. More reliable are daily journals or letters which were written when the incident was fresh in the mind of the observer. Even then, it must be carefully examined since one can "pre-program" oneself to believe something happened. Sometimes the archeologists make themselves useful in providing physical evidence of the event that the historians can sort out and argue about.

The later an account is written or related, the more it must be approached with caution as it tends to be romanticized by the participant - a phenemon known today as "Old Soldiering."
 
Forgot to mention,

This is why eyewitness testimony is the least reliable evidence police and courts use (take a first semester social psych course if you don't believe me). Very scary that that kind of evidence that is usually given the most credence, at least when the witness is perceived as honest ("hey, they know what they saw").:rolleyes: People don't realize that honesty has nothing to do with it, these people can be completely wrong and still believe they are telling the truth.

Even where there isn't any suggestion, people remember bits and pieces and fill in the rest without realizing it.
 
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