Lie detectors

Apparently the police are being power to use lie detectors to assist interviews on criminal charges. It occurred to me that the reactions of people on the autistic spectrum might be different. Has any research been done on this?

Parents
  • The reason I raised the lie detector issue is that the validity of lie detectors is debateable. There's a lot of interest in having a device that detects honesty, but the actual technology is "hit and miss" - works sometimes not others, and impossible to be sure whether actual information or coincidence.

    That doesn't stop the belief that some form of lie detector works. But what it relies on is  ANXIETY revealed by changes in pulse, sweating, breathing rate. The notion is that if there is a sudden change in any or all of these the respondent is anxious about telling a lie.

    People on the spectrum are vulnerable if the police and other authority people get interested in them. Lack of eye contact or fluctuating eye contact, unusual spken responses, apparent nervous ticks. They attract the police "hello ello ello - what 'ave we here?" type of response.

    If the police are going to make wider use of lie detectors then that surely means more incidents where people on the spectrum are wrongly detained (even if, as we keep being told, the police are being trained how to act when someone is autistic). Trouble is even if they do see a card pointing this out they don't seem to quite understand yet that caution, and external advice are needed.

    I'm a bit surprised my question raised no directly relevant reaction. I thought it would concern parent groups.

Reply
  • The reason I raised the lie detector issue is that the validity of lie detectors is debateable. There's a lot of interest in having a device that detects honesty, but the actual technology is "hit and miss" - works sometimes not others, and impossible to be sure whether actual information or coincidence.

    That doesn't stop the belief that some form of lie detector works. But what it relies on is  ANXIETY revealed by changes in pulse, sweating, breathing rate. The notion is that if there is a sudden change in any or all of these the respondent is anxious about telling a lie.

    People on the spectrum are vulnerable if the police and other authority people get interested in them. Lack of eye contact or fluctuating eye contact, unusual spken responses, apparent nervous ticks. They attract the police "hello ello ello - what 'ave we here?" type of response.

    If the police are going to make wider use of lie detectors then that surely means more incidents where people on the spectrum are wrongly detained (even if, as we keep being told, the police are being trained how to act when someone is autistic). Trouble is even if they do see a card pointing this out they don't seem to quite understand yet that caution, and external advice are needed.

    I'm a bit surprised my question raised no directly relevant reaction. I thought it would concern parent groups.

Children
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