Chapter 7:
Measuring traits has 2 larger, important purposes: to predict behaviour and understand behaviour
Research that seeks to connect traits with behaviour uses 4 basic methods:
o The single-trait approach
Examines the link between personality and behaviour by asking, what do people
like that do?
“that” refers to a [hopefully] important personality trait
o The many-trait approach
“Who does that?” “that” is an important behaviour
They determine which traits correlate with specific behaviour, and then seek to
explain the pattern of correlations
o The essential-trait approach
“Which traits are the most important?”
Tries to narrow the list to those that really matter
The Big 5 extraversion, neuroticism, conscientiousness, agreeableness, and
openness
o The typological approach
Stems a from doubt and a hope
Doubt is whether it is really valid to compare people with each other
quantitatively on the same trait dimensions
The hope is that researchers can identify groups of people who resemble each
other enough, and are different enough from everybody else, that it makes sense
to conclude they belong to the same “type”
I. The Single-Trait Approach
Conscientiousness, has turned out to be surprisingly useful for many purposes, including
predicting who will be productive employees
Self-monitoring, addresses fundamental issues concerning the relationship between one‟s private
inner reality and the external self-presented to others
Narcissism, describes a basic trait of some people who may be charming, attractive, and even
charismatic, but also have such a high degree of self-regard and neglect of concern for others that
they may cause problems for other people and for themselves
a. Conscientiousness
According to 1 survey in which over 3000 employers ranked the importance of 86 possible
employee qualities, 7 out of the top 8 involved: conscientiousness, integrity, trustworthiness, and
similar qualities
Sometimes employers go beyond these casual observations by administering formal personality
tests
Integrity tests typically measure a wide range of qualities
o Qualities measured by these tests are partially described by the broad traits of
agreeableness and emotional stability
o The trait most closely associated with integrity tests is conscientiousness
In many studies in industrial psychology, the criterion of interest is supervisors‟ ratings, typically
offered about a year after the person is hired
Ones and coworkers reviewed more than 700 studies that used a total of 576, 460 subjects in
assessing the validity of 43 different tests for predicting supervisors‟ ratings of job performance
o The validity was equivalent to a correlation of .41 accuracy rate of greater than 70%
A more specific criterion of job performance is absenteeism
o Later meta-analysis by the same researchers examined 28 studies with a total sample of
13, 972 participants, and found the overall correlation between “integrity” test scores and
absenteeism to be equivalent to a correlation of .33 67% The tests do less well at predicting employee theft, with a mean validity of .13 about 57%
accuracy
o Criteria used in these studies may have been flawed
Ones and coworkers concluded that integrity tests are better viewed as broad measures of
personality traits related to job performance, especially conscientiousness, than as narrow tests of
honesty
Personality assessment could help alleviate the effects of bias in testing
o Tests of integrity, conscientiousness and other personality tests typically do not show
racial or ethnic differences
o If more employers could be persuaded to use personality tests instead of, or in addition
to, ability tests, racial imbalance in hiring could be addresses without affect productivity
General conscientiousness might be not only a good predictor of job and school performance, but
also a cause of excellence
A recent major analysis of 194 studies found that high conscientiousness people are more likely
to avoid many kinds of risky behaviours as well as to engage in activities that are good for their
health
People with higher conscientiousness tend to accumulate more years in school even though the
trait is uncorrelated with IQ
b. Self-Monitoring
Mark Snyder, developer of self-monitoring concept and test, has long been interested in the
relationships and discrepancies between the inner and outer selves
Some really do vary in their inner and outer selves and in how they perform in different
settings “high self-monitors”
Others are largely the same outside as they are inside, and do not vary much from one setting to
another “low self-monitors”
High self-monitors carefully survey every situation looking for cues as to the appropriate way to
act, and then adjust their behaviour accordingly less judgable
o Skilled in social techniques of imaginative play, pretending, and humor
o Talkative, self-dramatizing, histrionic (exaggerates emotions)
o Initiates humor, verbally fluent, expressive in face and gestures, having social pose and
presence
Low self-monitors tend to be more consistent regardless of the situation, because their behaviour
is guided more by their inner personality more judgable
o Distrustful, perfectionist, touchy and irritable, anxious, introspective, independent and
feeling cheat and victimized by life
A second kind of research borrows a leaf from the empiricists‟ book by comparing the self-
monitoring scores of members of different criterion groups- groups that, according to the theory
of self-monitoring, should score differently
Studies have suggested relationships between self-monitoring scores and numerous other
behaviours
Research also indicates that self-monitoring is related to the experience of emotion
o High self-monitors look to the environment for clues to how they are feeling
o Low self-monitors are more prone to look within
c. Narcissism
Excessive self-love, which can be so excessive as to be classified as a personality disorder
People who score high in narcissism are often charming and make a good first impression, and
tend to be good-looking
o But they are also described as manipulative, overbearing, entitled, vain, arrogant, and
exhibitionistic o May become aggressive when their positive view of themselves is threatened, and when
other people reject them they may take out their frustration on innocent individuals who
weren‟t even involved
Don‟t handle failure well
Narcissists follow an ill-advised strategy for dealing with life in which they seek to defend an
unrealistically inflated self-concept through means, such as bragging, that are ultimately
unsuccessful
Their behaviour may stem from a general failure to control impulses and delay gratification
Crave feelings of power, prestige, success, and glory
o Rather than take the slow and difficult route toward enjoying these feelings, they take the
shortcut of expressing feelings of superiority whenever they feel they need, justified or
not
Some psychologists argue that narcissism has increased in the U.S. population
o Others respond that the trend is too small to be really important
Part of narcissism stems from an attribute that has been named “entitlement/exploitativeness,”
which is basically the obnoxious, arrogant element
But narcissists may also be high on another sub-trait, named “leadership/authority,” which is
associated with self-confidence, charisma, and positive social outcomes such as popularity and
power
II. The Many-Trait Approach
a. The California Q-Set
The set consists of 100 phrases
Each phrase describes an aspect of personality that might be more important for characterizing
a particular individual
More complex than personality traits
Raters express judgements of personality by sorting the items into 9 categories
o Highly uncharacteristic (cat. 1), highly characteristic (cat.9)
Rater who does the sorting might be an acquaintance, a researcher, or a psychotherapist I
data
Advantage of Q-sorting
o Forces the judge to compare all of the items directly against each other within one
individual rather than making a relative comparison across individuals
o The judge is restricted to identifying only a few items as being important for
characterizing a particular person
A team of researchers and clinical practitioners sought to develop a comprehensive set of terms
sufficient to describe the people they interacted with every day
The resulting set of 100 items emerged after numerous revisions and refinement
Later, other investigators further revised the Q-set so that its sometimes-technical phrasing
could be understood and used by non-psychologists
b. Delay of Gratification
116 4yr old children (M:59 ; F:57) were tested in 2 delay-of-gratification experiments
In one experiment, each child was shown a festively wrapped gift, promised after completing a
puzzle
o Researchers measured how long the child was able to resist before reaching out and
grabbing it
In the other experiment, the researcher told each child that he/she was forbidden to play with
an attractive toy
o The more the child moved toward playing with the forbidden toy, the lower the child‟s
delay-of-gratification score The 2 delay scores were then averaged and correlated with Q-sort personality descriptions
obtained when the children were 3yrs old, 4yrs old, 7 and 11yrs old results shown in tables
One pattern revealed by both tables is that the personality correlates of a behaviour measured
when the children were 4yrs old could be detected through personality assessments made 1yr
earlier as much as 7yrs later
o Many aspects of personality remain fairly consistent even throughout the rapid
development and changes that occur during childhood
The correlates of delay of gratification are both similar and different between the sexes
o Girls and boys show a similar pattern in that those who are liable are likely to delay
most in the experimental tests high levels of ego control (self-control, impulse-
control, inhibition)
o In the girls, ego resiliency (similar to healthy psychological adjustment) was related to
delay
c. Drug Abuse
One study looked at adolescents who were already using illegal drugs by age 14
These adolescents had been described with Q-sort when they were small children
Correlates imply that, regardless of the immediate effects of peer pressure and other external
influences, the adolescents most likely to use drugs suffered from other significant problems
that had been visible years earlier
d. Depression
Another common problem among young adults that turns out to have deep roots
According to one long-term study, women may be at risk for depression when they are
overcontrolled and never venture outside of the limits s
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