PSYB30H3 Study Guide - Midterm Guide: Twin Study, Trait Theory, Heritability
Document Summary
The set of psychological traits and mechanisms within the individual that are organized and relatively enduring and that influence their interactions with, and adaptations, to. Two types of environmental contributions: the intrapsychic, physical, and social environments. Personality psychologists analyze the characteristics of persons. Adjectives that can be used to describe characteristics of people. Environment may not be as influential as you think it is. Mz vs dz twins studies suggest a heritability of about . 5 personality traits. Adult siblings" personalities are equally correlated whether they grew up together or. Adoptive siblings are no more similar than two random people from the same cultures. Mz twins are no more similar than the effect of shared genes. From twin studies, we know there is high heritability for just about everything. Not everything is due to genes (flynn effect: people are getting more intelligent apart. Counter-intuitively almost everything that is not genetic is due to a non-shared environment.
