DETECTING LIES
Looking at facial expressions to determine
whether a person is lying might just save you from being a victim of fraud. Or
it could help you to know it's safe to trust your heart and get involved with
an attractive stranger. Jury analysts use lie detection when helping to select
a jury; the police do it during interrogation. Even judges use lie detection to
determine which side to rule in favor of. To use these techniques, you'll need
to learn how to read the little facial and body expressions that most people
don't notice. It takes a little practice but having this skill can be
fascinating! To get started, read on...
DETECTING
LIES IN THE FACE AND EYES
1
Look for
micro-expressions. Micro-expressions
are facial expressions that flash on a person's face for a fraction of a second
and reveal the person's true emotion, underneath the lie. Some people may be
naturally sensitive to them but almost anybody can train themselves to detect
these micro-expressions.
·
Typically, in a person
who is lying, his or her micro-expression will be an emotion of distress,
characterized by the eyebrows being drawn upwards towards the middle of the
forehead, causing short lines to appear across the skin of the forehead.
Look for nose touching and mouth covering. People tend to touch
the nose more when lying and a great deal less when telling the
truth. This is perhaps due to a rush of adrenaline to the capillaries in
the nose, causing the nose to itch. A lying person is more likely to cover
his or her mouth with a hand or to place the hands near the mouth, almost as if
to cover the lies coming forth. If the mouth appears tense and the lips are
pursed, this can indicate distress.
Notice the person's eye movements. You can usually tell if a person is
remembering something or making something up based on eye movements. When
people remember details, their eyes move to the left if they are right-handed.
When right-handed people make something up, their eyes move to the right. The
reverse is true of left-handed people. People also tend to blink more rapidly
("eye flutter") as they're telling a lie. More common in men than in
women, another tell of a lie can be rubbing the eyes.
·
Watch the eyelids.
These tend to close longer than the usual blink when a person sees or hears
something he or she doesn't agree with. However, this can be a very minute
change, so you will need to know how the person blinks normally during a
non-stressful situation for accurate comparison. If the hands or fingers also
go to the eyes, this may be another indicator of trying to "block
out" the truth.
·
Be careful about
assessing the truthfulness of someone's statement based on eye movements alone.
Recent scientific studies have cast doubt on the idea that looking a certain
direction can help pinpoint someone who is lying. Many scientists believe
that eye directionality is a statistically poor indicator of truthfulness.
Do not use eye contact or lack of it as a sole indicator of
truthfulness. Contrary to popular belief, a liar does not always avoid eye contact. Humans
naturally break eye contact and look at non-moving objects to help them focus
and remember. Liars may deliberately make eye contact to seem more sincere; this can be practiced to overcome any
discomfort, as a way of "proving" that truth is being told
Indeed, it has been shown that some liars tend to increase the
level of eye contact in response to the fact that investigators have often considered
eye contact as a tell. Clearly, only use eye contact aversion as one
indicator in a general context of increasing distress when being asked
difficult questions.
: Detecting Lies in Body Language
Check for sweating. People tend to sweat
more when they lie. Actually, measuring
sweat is one of the ways that the polygraph test (the "lie
detector" in all the movies) determines a lie. Yet again, taken on
its own, this is not always a reliable indication of lying. Some people may
sweat a lot more just because of nervousness, shyness or a condition that
causes the person to sweat more than normal. It's one indicator to be read
along with a group of signs, such as trembling, blushing and difficulty in
swallowing.
Watch when the person nods. If the head is nodding or shaking in
opposition to what is being said, this can be a tell. This is called
"incongruence."
·
For example, a person
might say that he or she did something, such as "I cleaned those pots
thoroughly" while shaking the head, revealing the truth that the pots were
wiped briefly but not scrubbed. Unless a person is trained well, this is an
easy unconscious mistake to make and such a physical response is often the
truthful one.
·
Also, a person may
hesitate before nodding when giving an answer. A truthful person tends to nod
in support of a statement or answer at the same time it is
being given; when someone is trying to deceive, a delay may occur.
Watch out for fidgeting. A sign that someone is lying is that they
fidget, either wit their own body or with random things around them. Fidgeting results from
nervous energy produced by a fear of being found out. In order to release the
nervous energy, liars often fidget with a chair, a handkerchief, or a part of
their body.
Observe the level of mirroring. We naturally mirror the behavior of others
with whom
we're interacting; it's a way of establishing rapport and showing
interest. When lying, mirroring may drop as the liar spends a lot of effort on
creating another reality for the listener. Some examples of failed mirroring
that might alert you that something's not right:
·
Leaning away. When a
person is telling the truth or has nothing to hide, he or she tends to lean
toward the listener. On the other hand, a liar will be more likely to lean
backward, a sign of not wanting to give more information than is
necessary.Leaning away can also mean dislike or disinterest.
·
In people telling the
truth, head movements and body gestures tend to be mirrored as part of the
interplay between the speaker and the listener. A person trying to deceive may
be reluctant to do this, so signs of not copying gestures or head movements
could indicate an attempt to cover up. You might even spot a deliberate action
to move a hand back to another position or to turn a different way.
Watch the person's throat. A person may constantly be trying to
lubricate their throat
when they lie by swallowing, gulping or clearing their throat. Lying
causes their body to increase production of adrenaline, which gets their saliva
pumping and then creates very little. While the saliva is surging, the subject
might be gulping it down. When the saliva is no longer surging, the subject
might be clearing their throat.
Check the person's breathing. A liar tends to breathe faster, displaying
a series of short breaths followed by one deep breath. The mouth may appear dry
(causing much throat clearing). Again, this is because they are putting their
body through stress, which causes the heart to beat faster and the lungs to
demand more air.
Notice the behavior of other body parts. Watch the person's
hands, arms and legs. In
a non-stressful situation, people tend to be comfortable and take up
space by being expansive in hand and arm movements, perhaps sprawling their
legs comfortably. In a lying person, these parts of the body will tend to be
limited, stiff, and self-directed. The person's hands may touch his or her
face, ear, or the back of the neck. Folded arms, interlocked legs and lack of
hand movements can be a sign of not wanting to give away information.
·
Liars tend to avoid
hand gestures that we consider a normal part of discussion or conversation.
With some caveats, most liars will avoid finger pointing, open palm gestures,
stippling (fingertips touching each other in a triangle shape often associated
with thinking out loud), etc.
·
Check the knuckles.
Liars who stay motionless may grip the sides of a chair or other object until
the knuckles turn white, not even noticing what's happening.
·
Grooming behaviors are
common in liars, such as playing with hair, adjusting a tie, or fidgeting with
a shirt cuff.
·
Two caveats to
remember:
·
Liars can deliberately
slouch to appear "at ease". Yawning and bored behavior may be a
sign of trying to act just a little casual about the situation so as to cover
up deception. Just because they're at ease doesn't mean they're not lying.
Keep in mind that these
signals may be a sign of nervousness and not a sign of deceit. The subject in
question might not necessarily be nervous because they're lying
: Detecting Lies in Verbal Responses
Pay attention to the person's voice. A person's voice can be a good lie
indicator. He or she may suddenly start talking faster or slower than normal, or the
tension may result in a higher-pitched or quavering tone. Stuttering or
stammering may also point to a lie
Pay attention to exaggerated details. See if the person appears to be telling
you too much. An example might be, "My mom is living in France, isn't it
nice there? Don't you like the Eiffel tower? It's so clean there." Too
many details may tip you off to the person's desperation to get you to believe
what is being said.
Be aware of impulsive emotional responses. Timing and duration
tends to be off when someone is lying. It's either because the person in
question has rehearsed their answer (or is expecting to be questioned) or rattles off something,
anything, in order to fill the silence.
·
If you ask someone a
question and he or she responds directly after the question, there is a chance
that the person is lying. This can be because the liar has rehearsed the answer
or is already thinking about the answer just to get it over with.
Another tell can be
omission of relevant time facts, such as saying "I went to work at 5 AM
and when I got home at 5 PM, he was dead." In this glib example, what
happened in between has been all too conveniently glided over
Pay close attention to the person's reaction to your questions. Someone who has told
the truth doesn't feel much need to defend themselves, well, because they're
telling the truth. Someone who hasn't told the truth needs to compensate for
their lie by perhaps going on the offensive, deflecting, or another stalling
tactic.
·
A truthful person will
often respond with even more detailed explanations to expressions of disbelief
in his or her story. Someone aiming to deceive won't be ready to reveal much
else but keeps repeating what has already been established.
Listen for
a subtle delay in responses to questions. An honest answer comes quickly from
memory. Lies require a quick mental review of what they have told others to
avoid inconsistency and to make up new details as needed. Note that when people
look up to remember things, it does not necessarily mean that they're lying — this
could just be a natural instinct.
Be conscious of the person's usage of words. Verbal expressions
can give you clues about whether a person is lying. These clues include:
·
Repeating your own
exact words when answering a question.
·
Stalling tactics, such
as asking for a question to be repeated. Other stalling tactics include
stating that the question asked is excellent, that the answer isn't so simple
as yes or no, or confrontational style responses such as "It depends on
what you mean by X" or "Where did you get this information?
·
Avoiding use of
contractions, namely saying "I did not do it" instead of "I
didn't do it." This is an attempt to make it absolutely clear what the
liar means.
·
Speaking in muddled
sentences and not making sense; liars often stop mid-sentence, restart and fail
to finish sentences.
·
Using humor and/or
sarcasm to avoid the subject.
·
Using statements such
as "to be honest," "frankly," "to be perfectly
truthful," "I was brought up to never lie," etc. These can be a
sign of deception
·
Answering too quickly
with a negative statement of a positive assertion, such as "Did you wash
those pots lazily?" answered by "No, I did not wash those pots
lazily," as an attempt to avoid the impression of a delayed answer.
Notice when the person repeats sentences. If the suspect uses
almost the exact
same words over and over, then it's probably a lie. When a person makes
up a lie, he or she often tries to remember a certain phrase or sentence that
sounds convincing. When asked to explain the situation again, the liar will use
the very same "convincing" sentence again.
Notice the mid-sentence jump. The mid-sentence jump is when a clever
liar tries to distract attention away from him or herself by interrupting themselves
mid-stream and talking about something else. Someone might try to change the
subject in this clever way: "I was going — Hey, did you get a new haircut
this weekend?"
Be especially cautious of compliments from the subject in question. The
liar knows that people respond well to compliments, giving him or her a chance
to escape interrogation by complimenting someone. Be wary of someone who
delivers a compliment out of the blue.
Detecting Lies Through Interrogation
Be careful. Although it is possible to detect dishonesty and lying, it is also
possible to misread deception where there is none. A range of factors could be
causing a person to appear as if he or she is lying when the "signs"
might be due to embarrassment, shyness, awkwardness or a sense of shame/inferiority. A stressed person
can be easily mistaken for a liar, as some of the manifestations of stress
mimic the indicators of lying indicators. For this reason, it is important that
any observation of a person suspected of lying involves drawing together a
"cluster" of deceptive behaviors and responses, as there is no single
"aha!" sign.
Look at the big picture. When assessing the body language, verbal
responses and other indicators indicative of lying, consider factors such as:
·
Is the person unduly
stressed in general, not just from the situation in which he or she is in now?
·
Is there a cultural
factor involved? Perhaps the behavior is culturally appropriate in one culture
but is seen as dishonest behavior in another.
·
Are you personally
biased or prejudiced against this person? Do you want this
person to be lying? Be careful of falling into this trap!
·
Is there a history of
this person lying? Namely, is he or she experienced at it?
·
Is there a motive and
do you have a good reason for suspecting lying?
·
Are you actually any
good at reading lies? Have you taken into account the entire context and not
simply zoomed in on one or two possible indicators?
Take time to establish rapport with the alleged liar and create a
relaxed atmosphere. This includes not showing any signs that you suspect the other
person of lying and making an effort to mirror his or her body language and
pace of conversation. When questioning the person, act in an understanding, not
overbearing, manner. This
approach will help to let down the other person's guard and can help you
to read the signs more clearly.
Establish a baseline. A baseline is how someone behaves when he
or she is not lying. This will help you tell if the way the person is acting
currently is any different from how they usually act. Begin by getting to know
the person if you don't already and proceed from there — people usually answer
basic questions about themselves truthfully. For someone you already know, checking for a baseline might include asking
the person about something the answer of which you already know.
Learn to spot deflections. Usually, when people are lying, they will
tell stories that are true, but are deliberately aimed at not answering the
question you asked. If a person responds to the question "Did you ever hit
your wife?" with an answer such as "I love my wife, why would I do
that?" the suspect is technically telling a truth, but is avoiding answering your original question. This may indicate that he or she is
lying or trying to conceal something from you.
Ask the person to repeat the story over again. If you're really not
sure whether they're telling the truth, ask them to repeat the story multiple times.
It's hard to keep track of information that isn't truthful. In the process of
repeating their made-up story, the liar is likely to say something inconsistent, outright false, or
telling.
·
Ask the person to tell
the story backwards. This is very hard to do, especially when requiring no
loss of the details. Even a professional liar can find this reversal of
approach a hard one to tackle effectively.
Stare at the alleged liar with a look of disbelief. If the person is
lying, he or she will soon become uncomfortable. If the person is telling the
truth, he or she will often become angry or just frustrated (lips pressed
together, brows down, upper eyelid tensed and pulled down to glare).
Use silence. It's very hard for a liar to avoid filling silence created by
you. He or she wants you to believe the lies being woven; silence gives no
feedback on whether or not you've bought the story. By being patient and
remaining silent, many deceitful people will keep talking to fill that silence,
embellishing and possibly slipping up in the process, without even being asked anything!
·
Liars try to read you
to see if you've bought the tale. If you don't show any signs of something
to monitor, many liars will feel uncomfortable.
·
If you're a good
listener, you'll already be avoiding interruptions, which in itself is a great
technique to let the story unfold. Practice not interrupting others if you have
this tendency — not only will it help you to detect lies but it'll make you a
better listener generally.
Follow through. If you have the means, check out the facts behind what the liar is
saying. A skilled liar might give some reason why you shouldn't talk to the
person who could confirm or deny a story. These are probably lies themselves,
so it might be worthwhile overcoming your reluctance and to check with the
person you've been warned against. Anything factual that can be checked should be checked
- You should also check if the lie makes sense. When most
people lie, they get more nervous and tend to make up something that
doesn't make sense. If they tell you too many details, they could be
lying. Ask them to tell you their story multiple times and make sure they
say the same idea as before.
- Also watch for rapid eye movement. The liar will try to
look at you, but instead will not make eye contact and look around the
room.
- Some of the behaviors of a liar listed above also
coincide with reactions and behavior of someone who might not be lying at
all. People who are nervous, shy, easily frightened, guilt-ridden for some
other reason, etc. can react nervously and poorly when interrogated or
placed under pressure. Such people can easily become defensive if accused
of lying, particularly those with a strong sense of honesty and justice.
This may seem like they're lying, but they're often just shocked or
ashamed to be put at the center of attention unexpectedly.
- Some of the behaviors outlined above may occur when
somebody concentrates deeply on speaking (for example, when the topic is
sophisticated or the person is stressed).
- Those established as clinical psychopaths or sociopaths
may lie for a living, as they manipulate reality to conform to what they
prefer to see. Rather than trying to catch out such people, look after
yourself first and don't get caught up in their webs of deceit. Such
people care naught for anyone but themselves and won't hesitate to pile
lie upon lie, no matter how much hurt it inflicts upon you.
- Liars might use objects around them to help put detail
into their lies. For example, there might be a pen on the table and then
they will include a pen in their story. This could be another give away
that the person is lying.
- The more you get to know someone, the better you
will become at recognizing their thinking style and the better you will
become at knowing when they may be straying from the truth.
- Make sure you're positive they're lying before you call
them on it! You wouldn't want to ruin your friendship/relationship for no
reason.
- When someone is trying to lie they start to starter or
fidget and they try everything to make you believe them like : crying
or pleading. They also give you exact eye contact too so you might want to
watch out for that too.
- When the alleged liar will recall events, their gaze
may shift down as they think, naturally. If they keep staring at you and
don't think about it, it means the story could be rehearsed and they are
lying.
·
Some who is deaf or
hard of hearing may need to watch your mouth instead of your eyes in order to
lip read or better understand what you are saying.
·
Body language is one
indicator; it is not a fact. Don't punish a person simply because of your
reading of body language and tells. Always find concrete evidence before
drawing final conclusions. Moreover, don't turn unearthing a liar into a
"I'll be played for a fool if I don't take this seriously" situation;
leave your personal sense of righteousness to one side and look for facts, motive
and broader consequences. While you have every right to feel betrayed and hurt
if someone has lied in a way that has caused you harm, wantingsomeone
to be a liar because this fits in with your own biases can cloud your judgment.
·
Remember that eye contact
is considered rude in some cultures, so this may explain why a person is
reluctant to look at you in the eye consistently. Moreover, people who have
experienced difficult upbringings/relationships or violence in which being
submissive was a way to stay safe, etc. may avoid eye contact as a matter of
habit or through a lack of self confidence. Shy people or people with social
anxiety often have the the same body language as a liar (for example, avoiding
eye contact, not liking being around other people, nervousness, etc.), so
before jumping to conclusions and punishing the innocent, base your facts on
facts, not on what you think establishes a liar by textbook checklists.
·
Forcing a smile is often just
an attempt to be polite; don't take this personally. If someone fakes a smile for you, it can
also mean that he or she wants to make a good impression on you, valuing you as
a person and showing respect.
·
Some people with
developmental disabilities like Autism or Asperger's syndrome are very
reluctant to make eye contact or do not make eye contact at all. This is a
trait of the Autism spectrum and not a sign of dishonesty.
·
Some people fidget
when they need to go to the toilet or are too hot/cold.
·
Some people have
really dry throats and will naturally swallow and clear their throats often.
·
Be careful of how
often you appraise others' truthfulness. If you are always looking for lies,
people may avoid you out of fear of a grilling. Being on the offensive and
suspecting everyone all the time is not vigilance––it's a sign of an obsessive
lack of trust in others.
·
People with bi-polar
disorder often talk much faster when they are going through their 'manic'
phase.
·
Be aware that some
people like to stare at you eye-to-eye. They may have trained themselves to do
this, they may use it as a way to put others on edge or they might just think
it's being polite because someone told them to maintain eye contact as a matter
of courtesy!
·
Studies show that
interrogations of a suspected liar should always be performed in his/her mother
tongue as even expert speakers of a foreign language will not show the same
reactions (in spoken language as well as body language) if questioned in a
language acquired later in life.
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