fei75766_fm_i-xx.indd xii  02/19/20 08:58 AMxii Contents
Evolution of the Five-Factor Theory 418
Units of the Five-Factor Theory 419
Core Components of Personality 419
Peripheral Components 421
Basic Postulates 422
Postulates for Basic Tendencies 423
Postulates for Characteristic Adaptations 424
Related Research 424
Consistency and Change of Personality over 
the Lifetime 425
Personality Consistency 425
Personality Change 425
Measuring the Big Five with Our Digital 
Footprints 427
Critique of Trait and Factor Theories 428
Concept of Humanity 430
PART V  Biological/Evolutionary 
Theories 435
CHAPTER 14  Eysenck’s Biologically 
Based Factor Theory 436
Overview of Biologically Based  
Trait Theory 437
Biography of Hans J. Eysenck 438
Eysenck’s Factor Theory 441
Criteria for Identifying Factors 442
Hierarchy of Behavior Organization 442
Dimensions of Personality 443
Extraversion 445
Neuroticism 447
Psychoticism 448
Measuring Personality 449
Biological Bases of Personality 450
Personality as a Predictor 451
Personality and Behavior 451
Personality and Disease 452
Related Research 453
The Biological Basis of Extraversion 453
The Biological Basis of Neuroticism 456Critique of Eysenck’s Biologically  
Based Theory 457
Concept of Humanity 458
CHAPTER 15   Buss: Evolutionary Theory 
of Personality  463
Overview of Evolutionary Theory 464
Biography of David Buss 466
Principles of Evolutionary  
Psychology 467
Evolutionary Theory of Personality 468
The Nature and Nurture of  
Personality 469
Adaptive Problems and their Solutions 
(Mechanisms) 470
Evolved Mechanisms 472
Motivation and Emotion as Evolved 
Mechanisms 472
Personality Traits as Evolved  
Mechanisms 473
Origins of Individual Differences 475
Environmental Sources 475
Heritable/Genetic Sources 476
Nonadapative Sources 476
Maladaptive Sources 476
Neo-Bussian Evolutionary Theories  
of Personality 477
Common Misunderstandings  
in Evolutionary Theory 478
Evolution Implies Genetic Determinism 
(Behavior as Set in Stone and Void of 
Influence from the Environment) 478
Executing Adaptations Requires Conscious 
Mechanisms 479
Mechanisms Are Optimally Designed 479
Related Research 480
Evolutionary Origins of Personality: Traits as 
Related to Fitness 480
Genetics and Personality 483
Animal Personality 485
Critique of Evolutionary Theory  
of Personality 487
Concept of Humanity 488Final PDF to printer