After reading this chapter, you should be able to:

• Assess the trait approach and the contributions of Floyd and Gordon Allport to the foundation of a scientific approach to personality.
• Critique the dynamic approach of Henry Murray and David McClelland and its impact on personality research.
• Construct a timeline for the evolution of the five-factor model of personality from the London School through the work of Cattell and Eysenck to the current Big Five.
• Evaluate the social cognitive approach to personality as undertaken by Julian Rotter and Walter Mischel.