Comparing Eysenck 's Theory Of Personality And Costa And Mcrae 's Five Factor Model

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Guilford (1959) defines personality traits as being ‘any distinguishable, relatively enduring way in which one individual varies from another’. Subsequently, trait theory can be identified as an approach to the study of human personality. The aim of psychologists, specifically trait theorists, is to explain similarities and differences between individuals based on traits. Although numerous psychologists differ on the amount of traits that are significant, each theorist categorizes personality traits along several broad type spectrums. This assignment will focus on comparing and contrasting Eysenck’s Hierarchical Theory of Personality and Costa and McRae’s Five Factor Model (FFM), two different trait theories of personality.

Hans Eysenck, a psychologist well known in the field of personality based his trait theory on biological explanations; whereby he believed genetic and biological factors were significant elements of personality (Eysenck 1990). Eysenck also held the view that an individual’s personality traits, or what he referred to as ‘temperament’ was an exact result of one’s genetic make-up (Chamorro-Premuzic & Furnham, 2005). Eysenck encompassed the idea that there was a need to highlight the significant dimensions of personality, create a way in which they could be measured and then link them with experimental procedures. Subsequently, Eysenck developed a model of personality based on a theoretical and statistical approach to the classification of traits. This is

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