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The Truth About the Polygraph | Dr. Tuvya Amsel | TEDxWhiteCity


how do we know the truth and this is not

how do we know the truth and this is not a philosophical question it’s a

a philosophical question it’s a

a philosophical question it’s a practical questions that cause deal with

practical questions that cause deal with

practical questions that cause deal with everyday because they know that people I

everyday because they know that people I

everyday because they know that people I and people I because they want to avoid

and people I because they want to avoid

and people I because they want to avoid negative consequences or unpleasant

negative consequences or unpleasant

negative consequences or unpleasant situations many of you will say we have

situations many of you will say we have

situations many of you will say we have a way to know the tools from why we use

a way to know the tools from why we use

a way to know the tools from why we use polygraph I use DNA reduce fingerprints

polygraph I use DNA reduce fingerprints

polygraph I use DNA reduce fingerprints I witness until this goes on and on if I

I witness until this goes on and on if I

I witness until this goes on and on if I ask you which one of them is the best if

ask you which one of them is the best if

ask you which one of them is the best if you watch CSI will probably say DNA in

you watch CSI will probably say DNA in

you watch CSI will probably say DNA in fingerprints polygraph well not that

fingerprints polygraph well not that

fingerprints polygraph well not that reliable I’m here to tell you the

reliable I’m here to tell you the

reliable I’m here to tell you the opposite I’m a criminal investigator the

opposite I’m a criminal investigator the

opposite I’m a criminal investigator the polygraph examiner and for the last 40

polygraph examiner and for the last 40

polygraph examiner and for the last 40 years

years

years I interviewed interrogated polygraph

I interviewed interrogated polygraph

I interviewed interrogated polygraph tested over 35,000 people and I can tell

tested over 35,000 people and I can tell

tested over 35,000 people and I can tell you that the polygraph is reliable and

you that the polygraph is reliable and

you that the polygraph is reliable and is it it is the most reliable and

is it it is the most reliable and

is it it is the most reliable and efficient tool that we can use in our

efficient tool that we can use in our

efficient tool that we can use in our quest for the tools but let’s start with

quest for the tools but let’s start with

quest for the tools but let’s start with the other tools first theoretically all

the other tools first theoretically all

the other tools first theoretically all of them a hundred percent accurate no

of them a hundred percent accurate no

of them a hundred percent accurate no doubt about it

doubt about it

doubt about it practically the implementation it uses

practically the implementation it uses

practically the implementation it uses the accuracy rate sometimes dramatically

the accuracy rate sometimes dramatically

the accuracy rate sometimes dramatically because of the human factor the PLA’s

because of the human factor the PLA’s

because of the human factor the PLA’s effect over here let’s start with the

effect over here let’s start with the

effect over here let’s start with the fingerprint since 1995 there’s an

fingerprint since 1995 there’s an

fingerprint since 1995 there’s an ongoing proficiency test done annually

ongoing proficiency test done annually

ongoing proficiency test done annually to fingerprint expert thousands of your

to fingerprint expert thousands of your

to fingerprint expert thousands of your fingerprints actor took the test so far

fingerprints actor took the test so far

fingerprints actor took the test so far and the results are the following 59% of

and the results are the following 59% of

and the results are the following 59% of them did correctly 7 half percent made

them did correctly 7 half percent made

them did correctly 7 half percent made an incorrect decision and 34 percent was

an incorrect decision and 34 percent was

an incorrect decision and 34 percent was undecided whatever the DNA the new queen

undecided whatever the DNA the new queen

undecided whatever the DNA the new queen of evidence September 11 2001 a tragical

of evidence September 11 2001 a tragical

of evidence September 11 2001 a tragical day twenty three thousand and something

day twenty three thousand and something

day twenty three thousand and something samples

samples

samples pulled out from World Trade Center legs

pulled out from World Trade Center legs

pulled out from World Trade Center legs it have to be compared to 2007 hundred

it have to be compared to 2007 hundred

it have to be compared to 2007 hundred missing persons in order to identify

missing persons in order to identify

missing persons in order to identify them out of the twenty three thousand

them out of the twenty three thousand

them out of the twenty three thousand samples the DNA was able to identify

samples the DNA was able to identify

samples the DNA was able to identify only 111 people this is less than half

only 111 people this is less than half

only 111 people this is less than half percent and if that is not bad enough

percent and if that is not bad enough

percent and if that is not bad enough recently a Tel Aviv base life science

recently a Tel Aviv base life science

recently a Tel Aviv base life science company was able to manufacture false

company was able to manufacture false

company was able to manufacture false DNA samples that can incriminate whoever

DNA samples that can incriminate whoever

DNA samples that can incriminate whoever they want now don’t misunderstand me and

they want now don’t misunderstand me and

they want now don’t misunderstand me and don’t take me wrong I’m totally

don’t take me wrong I’m totally

don’t take me wrong I’m totally convinced that all these tools should be

convinced that all these tools should be

convinced that all these tools should be admissible in court and should help the

admissible in court and should help the

admissible in court and should help the court the more information the court

court the more information the court

court the more information the court have the better judgments they can make

have the better judgments they can make

have the better judgments they can make after all judges and jurors are about

after all judges and jurors are about

after all judges and jurors are about human beings and they need as much

human beings and they need as much

human beings and they need as much information as possible in order to end

information as possible in order to end

information as possible in order to end alayka read this a correct decision what

alayka read this a correct decision what

alayka read this a correct decision what about the polygraph but first what is a

about the polygraph but first what is a

about the polygraph but first what is a polygraph polygraph is electronical

polygraph polygraph is electronical

polygraph polygraph is electronical instrument is it measures blood pressure

instrument is it measures blood pressure

instrument is it measures blood pressure heart rate electrodermal activity and

heart rate electrodermal activity and

heart rate electrodermal activity and respiratory rate while the person is

respiratory rate while the person is

respiratory rate while the person is being connected to the polygraph and

being connected to the polygraph and

being connected to the polygraph and being tested for his credibility

being tested for his credibility

being tested for his credibility the polygraph as the instrument is a

the polygraph as the instrument is a

the polygraph as the instrument is a 100% accurate instrument it’s no doubt

100% accurate instrument it’s no doubt

100% accurate instrument it’s no doubt about it when the polygraph record the

about it when the polygraph record the

about it when the polygraph record the responses of the human person the

responses of the human person the

responses of the human person the recording are 100% accurate what causes

recording are 100% accurate what causes

recording are 100% accurate what causes the false results

the false results

the false results the examiner again a qualified examiner

the examiner again a qualified examiner

the examiner again a qualified examiner when he uses the polygraph he can give

when he uses the polygraph he can give

when he uses the polygraph he can give he can bring it close to perfection and

he can bring it close to perfection and

he can bring it close to perfection and now qualified the examiner bad news

now qualified the examiner bad news

now qualified the examiner bad news dangerous unqualified examiner will ask

dangerous unqualified examiner will ask

dangerous unqualified examiner will ask wrong questions I’ll qualified examiner

wrong questions I’ll qualified examiner

wrong questions I’ll qualified examiner will forget the nervousness and the

will forget the nervousness and the

will forget the nervousness and the anxiety of the examinees and will forget

anxiety of the examinees and will forget

anxiety of the examinees and will forget to ease them it

to ease them it

to ease them it important because everybody who comes to

important because everybody who comes to

important because everybody who comes to the test is nervous and anxious

unqualified examiner will disregard the

unqualified examiner will disregard the contaminations we have in a test

contaminations we have in a test

contaminations we have in a test unqualified examiner will wrongfully

unqualified examiner will wrongfully

unqualified examiner will wrongfully analyze the polygraph charge anyway it’s

analyze the polygraph charge anyway it’s

analyze the polygraph charge anyway it’s very similar to a vehicle vehicles 100%

very similar to a vehicle vehicles 100%

very similar to a vehicle vehicles 100% safe if vehicles that does not turn over

safe if vehicles that does not turn over

safe if vehicles that does not turn over pedestrians vehicles does not collide

pedestrians vehicles does not collide

pedestrians vehicles does not collide with other cars vehicles don’t make

with other cars vehicles don’t make

with other cars vehicles don’t make accidents vehicles are 100% safe

accidents vehicles are 100% safe

accidents vehicles are 100% safe the driver is always almost the one

the driver is always almost the one

the driver is always almost the one responsible for the accident I guess by

responsible for the accident I guess by

responsible for the accident I guess by now some of you think well your

now some of you think well your

now some of you think well your polygraph person so no wonder did you

polygraph person so no wonder did you

polygraph person so no wonder did you say what you say it’s not about what I

say what you say it’s not about what I

say what you say it’s not about what I think it’s about what what about

think it’s about what what about

think it’s about what what about research think the research shows a

research think the research shows a

research think the research shows a research done by V that skill Javert

research done by V that skill Javert

research done by V that skill Javert showed they compared different type of

showed they compared different type of

showed they compared different type of forensic tools and the research results

forensic tools and the research results

forensic tools and the research results where the polygraph was 90 percent

where the polygraph was 90 percent

where the polygraph was 90 percent correct

correct

correct five percent incorrect five percent

five percent incorrect five percent

five percent incorrect five percent inconclusive eyewitnesses where thirty

inconclusive eyewitnesses where thirty

inconclusive eyewitnesses where thirty five percent correct twenty five percent

five percent correct twenty five percent

five percent correct twenty five percent incorrect and 40 percent inconclusive

incorrect and 40 percent inconclusive

incorrect and 40 percent inconclusive fingerprints was only twenty percent

fingerprints was only twenty percent

fingerprints was only twenty percent correct

correct

correct zero percent incorrect but 80 percent

zero percent incorrect but 80 percent

zero percent incorrect but 80 percent inconclusive I guess by now you ask if

inconclusive I guess by now you ask if

inconclusive I guess by now you ask if it’s so good how come is have such a bad

it’s so good how come is have such a bad

it’s so good how come is have such a bad reputation there are several reasons for

reputation there are several reasons for

reputation there are several reasons for that I think the first one is the name

that I think the first one is the name

that I think the first one is the name itself polygraph is being nicknamed lie

itself polygraph is being nicknamed lie

itself polygraph is being nicknamed lie detector whenever you use the word

detector whenever you use the word

detector whenever you use the word detector it suggests an instrument is

detector it suggests an instrument is

detector it suggests an instrument is just a machine and we humans expect

just a machine and we humans expect

just a machine and we humans expect machines to be hundred percent air

machines to be hundred percent air

machines to be hundred percent air correct

correct

correct most people doesn’t know that there is

most people doesn’t know that there is

most people doesn’t know that there is an examiner behind the Machine and the

an examiner behind the Machine and the

an examiner behind the Machine and the examiner is the one who make the

examiner is the one who make the

examiner is the one who make the decisions and the examiner is the one

decisions and the examiner is the one

decisions and the examiner is the one who make the mistakes but this reason is

who make the mistakes but this reason is

who make the mistakes but this reason is more like a background noise the reason

more like a background noise the reason

more like a background noise the reason is that we agree

is that we agree

is that we agree failed in the past to develop

failed in the past to develop

failed in the past to develop evidence-based particles from 1921 when

evidence-based particles from 1921 when

evidence-based particles from 1921 when the polygraph was became Forrest

the polygraph was became Forrest

the polygraph was became Forrest operational for about sixty years we had

operational for about sixty years we had

operational for about sixty years we had different schools of pantograph no solid

different schools of pantograph no solid

different schools of pantograph no solid research that could prove which school

research that could prove which school

research that could prove which school is the best which test format is the

is the best which test format is the

is the best which test format is the best one which one should be used in

best one which one should be used in

best one which one should be used in 2012 after many years of thorough

2012 after many years of thorough

2012 after many years of thorough research of accumulated results of

research of accumulated results of

research of accumulated results of future research of experience gained of

future research of experience gained of

future research of experience gained of better of better training of better

better of better training of better

better of better training of better instrumentation and evidence based

instrumentation and evidence based

instrumentation and evidence based polygraph protocol was created protocols

polygraph protocol was created protocols

polygraph protocol was created protocols that demand at least 86 percent accuracy

that demand at least 86 percent accuracy

that demand at least 86 percent accuracy a particle that meets the Federal Rule

a particle that meets the Federal Rule

a particle that meets the Federal Rule of Evidence last but not least 70% of

of Evidence last but not least 70% of

of Evidence last but not least 70% of people who are being polygraphed passed

people who are being polygraphed passed

people who are being polygraphed passed the test they come out too useful for me

the test they come out too useful for me

the test they come out too useful for me that’s the most strongest argument in my

that’s the most strongest argument in my

that’s the most strongest argument in my quest to justice and truth because by

quest to justice and truth because by

quest to justice and truth because by the end of the day the polygraph helps

the end of the day the polygraph helps

the end of the day the polygraph helps to accelerate people there other than to

to accelerate people there other than to

to accelerate people there other than to convict speak I thank you for your

convict speak I thank you for your

convict speak I thank you for your attention I rest my case

attention I rest my case

attention I rest my case have a nice day thank you

”

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