nomothetic research

idiographic research.

 statistical prediction.

extraversion and openness

agreeableness and extraversion

psychoticism and openness

emphasized the whole person rather than specific processes such as affect or cognition

all of the response alternatives are true

regarded the self as a major force of personality growth

utilized the concept of the proprium to describe all aspects of the personality which make  for unity

responses on a agree-disagree rating scale

yes/no answers

open-ended answers

none of the response alternatives are true

use trait constructs to make predictions about people

use trait constructs to describe people

use trait constructs explain individual differences

all of the response alternatives are true

 is an example of a human universal

 is an example of an evolved psychological mechanism

is relevant to the domain of social exchange

personality-life-history transactions

cumulative personalities continuity

reciprocal- genetic interactions

 gene-environment interactions 

Eysenck was not rigorous in his measurement techniques

Eysenck underestimated the complexity of the brain