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Personality, Individual Differences and Intelligence

Personality, Individual Differences and Intelligence

John Maltby | Liz Day | Ann Macaskill

(2017)

Additional Information

Book Details

Abstract

A comprehensive and accessible fourth edition of a market leading text on personality, individual differences and intelligence that offers up-to-date research and a wealth of pedagogical features.

The fourth edition of the marketing leading Personality, Individual Differences and Intelligence continues to offer a comprehensive, accessible and thoroughly up to date introduction to this fascinating field. A thoughtfully developed pedagogical approach guides you from the foundations to the more advanced topics, employing a range of features to encourage reflection, critical thinking and thereby a deeper understanding.

Table of Contents

Section Title Page Action Price
Cover Cover
Title Page iii
Copyright Page iv
Dedication v
Brief Contents vii
Contents ix
About the Authors xviii
Preface xix
Acknowledgements xxiv
PART 1 Personality and Individual Differences 1
1 Personality Theory in Context 2
Key themes 2
Learning outcomes 2
Introduction 3
General population perspectives: implicit personality theories 3
Problems with implicit theories 4
How is personality defined? 4
Lay definitions of personality 4
Psychological definitions of personality 5
The aims of studying personality 5
The source of the term ‘personality’ 7
Approaches to studying personality: idiographic versus nomothetic 7
Describing personality 9
Distinctions and assertions in personality research 9
Effects of personality versus situational effects 10
Measurement issues 10
Strands of personality theorising 12
The clinical approach and its history 12
Individual differences’ emphasis on personality and its history 13
Current conceptualisations of individual differences 13
Studying personality as a personal experience 14
Reading critically and evaluating theories 16
The cultural context of personality theories 18
Final comments 19
Summary 19
Connecting up 20
Critical thinking 20
Going further 20
Film and literature 21
2 The Basis of the Psychoanalytic Approach to Personality 22
Key themes 22
Learning outcomes 22
Introduction 23
Description of Freud’s theory of personality 23
Levels of consciousness 23
The nature of human beings and the source of human motivation 25
The structure of the personality 27
The development of personality 28
Defence mechanisms 31
Repression 31
Denial 32
Projection 32
Reaction formation 32
Rationalisation 32
Conversion reaction 33
Phobic avoidance 33
Displacement 33
Regression 33
Isolation 34
Undoing 34
Sublimation 34
Clinical applications of Freudian theory 34
Evaluation of Freudian theory 36
Description 36
Explanation 36
Empirical validity and testable concepts 36
Comprehensiveness 38
Parsimony 38
Heuristic value 39
Applied value 39
Final comments 39
Summary 40
Connecting up 41
Critical thinking 41
Going further 41
Film and literature 42
3 Developments of Freudian Theorising 44
Key themes 44
Learning outcomes 44
Introduction 45
Individual psychology of Alfred Adler 46
Inferiority feelings 46
Personality development in Adlerian terms 47
Birth order 48
Characteristics of the neurotic personality 48
Adlerian treatment approaches 49
Evaluation of Adler’s individual psychology theory 50
Carl Jung and analytic psychology 52
Structures within the psyche 53
Jungian personality types 55
Jung’s conception of mental illness and its treatment 56
Evaluation of Jung’s theory 57
Description 57
Explanation 58
Empirical validity 58
Testable concepts 58
Comprehensiveness 58
Parsimony 59
Heuristic value 59
Applied value 59
The psychology of Karen Horney 59
Essentials of Horney’s theoretical position 59
The development of the personality and the neurotic personality 60
Defence mechanisms 63
Penis envy and female masochism 65
Evaluation of Horney’s theory 66
Description 66
Explanation 66
Empirical validity 66
Testable concepts 66
Comprehensiveness 66
Parsimony 67
Heuristic value 67
Final comments 67
Summary 67
Connecting up 68
Critical thinking 69
Going further 69
Film and literature 71
4 Learning Theory Perspectives on Personality 72
Key themes 72
Learning outcomes 72
Introduction 73
Introduction to learning theory 74
The clinical perspective within classical conditioning 75
The radical behaviourism of B. F. Skinner 76
Attempts to apply learning theory approaches to personality 80
The stimulus-response model of personality of Dollard and Miller 81
Albert Bandura and social learning theory 82
Learning with Bandura’s model 84
Personality development in social learning theory 85
Self-efficacy as a self-regulatory process 86
Increasing self-efficacy ratings 86
Measuring self-efficacy 87
Julian Rotter and locus of control 88
The impact of locus of control on behaviour 89
Walter Mischel 90
The impact of Mischel 94
Evaluation of learning theory approaches 95
Description 95
Explanation 95
Empirical validity 96
Testable concepts 96
Comprehensiveness 96
Parsimony 97
Heuristic value 97
Applied value 97
Final comments 97
Summary 98
Connecting up 99
Critical thinking 99
Going further 100
Film and literature 101
5 Cognitive Personality Theories 102
Key themes 102
Learning outcomes 102
Introduction 103
Theory of personal constructs of George A. Kelly 104
The view of the person in Kelly’s theory 104
Concepts within Kelly’s theory 105
Personality development according to Kelly 109
Assessing personality in personal construct theory 109
Clinical applications of personal construct theory 111
Albert Ellis and rational-emotive behaviour therapy 112
Origins of the theory of rational-emotive behaviour therapy 112
Rational and irrational thoughts 113
The importance of perception and the subjective worldview 115
Development of the individual 118
The basic model of rational-emotive behaviour therapy 118
Sources of psychological disturbance 120
Applications of rational-emotive behaviour therapy 120
Research evidence for effectiveness of rational-emotive behaviour therapy 120
Contentious issues 121
Overall evaluation of cognitive approaches 122
Description 122
Explanation 122
Empirical validity 122
Testable concepts 122
Comprehensiveness 122
Parsimony 122
Heuristic value 123
Applied value 123
Final comments 123
Summary 123
Connecting up 124
Critical thinking 124
Going further 124
Film and literature 125
6 Humanistic Personality Theories 127
Key themes 127
Learning outcomes 127
Introduction 128
Historical roots and key elements of the humanistic approach 129
Abraham Maslow and self-actualisation 129
Human nature and human motivation 129
Hierarchy of needs 131
Discussion of basic needs 133
Characteristics of self-actualisers 133
Personality development 134
Mental illness and its treatment in Maslow’s approach 135
Evaluation of Maslow’s approach 135
Carl Rogers and person-centred therapy 137
Basic principles underlying the theory 137
Self-actualisation 139
Effect of society on self-actualisation 139
Developmental impact on the child of their parents’ self-concept 141
The role of the actualising tendency in development 142
Rogers’ conceptualisation of psychological problems 143
The principles of Rogerian counselling 144
The role of the therapist or counsellor 146
Evaluation of Rogers’ theory 149
Self-determination theory 151
The four theories of self-determination theory 152
Evaluation of self-determination theory 156
The reward controversy and the eight criteria 156
Description 157
Explanation 157
Empirical validity and testable concepts 157
Applied value 157
Comprehensiveness 158
Parsimony 158
Heuristic value 158
Final comments 158
Summary 159
Connecting up 160
Critical thinking 160
Going further 160
Film and literature 161
7 The Trait Approach to Personality 163
Key themes 163
Learning outcomes 163
Introduction 164
Emergence of personality traits 165
Defining personality traits 166
The development of trait theories within psychology 166
Sheldon and somatotypes 166
Early lexical approaches to personality and the lexical hypothesis 167
Gordon Allport 168
Raymond Cattell and the emergence of the factor analytic approach 170
Types of traits 170
Contribution of Cattell 174
Hans Eysenck’s trait theory of personality 174
Eysenck’s structure of personality 175
Research evidence for Eysenck’s types 178
Psychopathology and Eysenck’s therapeutic approach 179
Eysenck’s contribution to trait theorising 179
The five-factor model 179
Evidential sources for the five-factor model 179
A sixth personality factor? Expanding on the five-factor model of personality 182
The sixth factor of personality: honesty–humility? The introduction of the HEXACO model of personality 182
Theory of the HEXACO model of personality structure 182
The big one? The general factor of personality 186
Evaluation of trait approaches 188
Final comments 189
Summary 189
Connecting up 190
Critical thinking 190
Going further 191
Film and literature 192
8 Biological Basis of Personality I Genetic Heritability of Personality and Biological and Physiological Models of Personality 193
Key themes 193
Learning outcomes 193
Introduction 194
Behavioural genetics 194
Behavioural genetics: basic ideas 194
How the influence of genes is assessed in behavioural genetics 194
Methods for assessing genetic heritability of personality 196
Genetic heritability estimates and personality 196
Considerations within behavioural genetics and personality 200
Conceptions of genetic heritability and the environment 200
Different types of genetic variance 201
Shared and non-shared environments 201
Problems with the representativeness of twin and adoption studies 206
Assortative mating 207
Changing world of genetics 207
A framework for considering heritability in personality 208
Psychophysiology, neuropsychology and personality 210
Eysenck’s biological model of personality and arousal 211
Gray’s BAS/BIS theory 213
Cloninger’s biological model of personality 216
Empirical evidence for biological theories of personality 218
The central nervous system and biological personality dimensions 218
The autonomic nervous system and biological personality dimensions 219
Biological personality dimensions and other biological and physiological systems 219
Consideration of biological theories of personality 219
Final comments 220
Summary 221
Connecting up 221
Critical thinking 221
Going further 222
Film and literature 222
9 Biological Basis of Personality II Evolutionary Psychology and Animal Studies of Personality 224
Key themes 224
Learning outcomes 224
Introduction 225
Evolutionary theory 225
Evolutionary psychology and adaptation 225
Evolutionary personality and personality and individual differences psychology 230
An introduction to evolutionary personality psychology: Buss’ theory of personality and adaptation 230
How individual differences arise through cooperation: the example of leadership 232
Life history and personality 234
Consideration of the evolutionary theory of personality 236
Animals and their personality 237
Animals and personality: a historical context 237
Within-species versus cross-species comparisons 238
Methods in animal personality research 238
Reliability and validity of animal personality research 239
Animal personality: the emergence of the five-factor model of personality 240
Animal personality: informing evolutionary theories of personality? 240
Consideration of animal personality research 241
Adaptive personality and behavioural ecology 243
Definitions of personality: broad and narrow 243
Behavioural consistency: short-term and long-term variation 244
The conceptual nature and function of adaptive personality traits: plasticity versus highly constrained 244
Models of adaptive personality 245
Final comments 245
Summary 246
Connecting up 246
Critical thinking 247
Going further 247
Film and literature 248
PART 2 Intelligence 249
10 An Introduction to Intelligence 250
Key themes 250
Learning outcomes 250
Introduction 251
Why does intelligence matter? 251
Implicit theories of intelligence 252
Research into implicit theories of intelligence 252
Laypersons’ implicit theories of intelligence 252
Laypersons’ implicit theories across cultures 254
Implicit theories of intelligence across the lifespan 258
Expert conceptions of intelligence 260
A task force in intelligence 261
The focus of this part of the text 262
Final comments 264
Summary 264
Connecting up 264
Critical thinking 264
Going further 265
Film and literature 265
11 Theories and Measurement of Intelligence 266
Key themes 266
Learning outcomes 266
Introduction 267
The birth of the psychology of intelligence: Galton and Binet 267
Galton 267
Binet 268
The search for measurement continues: the birth of ‘IQ’ and standardised testing 269
Terman 269
Yerkes 270
General intelligence (g): the theory and the measurement 271
‘g’ 271
Measuring ‘g’: the Wechsler and Raven’s Matrices 272
Multifactor theorists: Thurstone, Cattell and Guilford 279
Thurstone: ‘g’ results from seven primary mental abilities 279
Cattell: fluid and crystallised intelligence 280
Guilford: many different intelligences and many different combinations 280
Intelligence and factor analysis – a third way: the hierarchical approach 281
Vernon 282
Carroll: from the Three-Stratum Model of Human Cognitive Abilities to CHC 283
Cattell, Horn and Carroll (CHC): theory, research and practice together 283
Other theories of intelligence: Gardner and Sternberg 284
Howard Gardner: multiple intelligences 284
Robert Sternberg 287
Final comments 289
Summary 290
Connecting up 291
Critical thinking 291
Going further 292
Film and literature 292
12 How Intelligence Tests are Used What Questions Emerge from the Measurement of Intelligence? 293
Key themes 293
Learning outcomes 293
Introduction 294
Types of intelligence tests 294
The distinction between the psychometric and the cognitive psychology approaches to intelligence testing 295
Simple biological and physiological measures of intelligence 295
Alexander Romanovich Luria 296
Das and Naglieri’s cognitive assessment system and the Kaufman’s ability tests 298
Features, uses and problems surrounding intelligence tests 302
Typical features of intelligence tests 302
The uses of intelligence tests 302
Problems and issues with intelligence tests 306
The intelligent use of intelligence tests 309
Some concluding comments 310
The Flynn effect 310
How was the Flynn effect discovered? 310
Explanations of the Flynn effect 313
The nutrition hypothesis versus the cognitive stimulation hypothesis 318
An end to the Flynn effect? 320
Final comments 321
Summary 321
Connecting up 322
Critical thinking 322
Going further 322
Film and literature 323
13 Heritability and Socially Defined Group Differences in Intelligence 324
Key themes 324
Learning outcomes 324
Introduction 325
Section A – The heritability of intelligence 326
Intelligence: the nature versus nurture debate 326
Galton 326
Heritability of intelligence 326
What do we mean by heritability of intelligence? 327
Methods for assessing genetic heritability of intelligence 328
Heritability estimates of intelligence 328
Considerations within behavioural genetics and intelligence 330
Modern estimates of the genetic heritability of intelligence 332
Environmental influences on intelligence 332
Biological variables and maternal effects 333
Family environment 336
Education and intelligence 342
Culture and intelligence 343
Final comments on genetic heritability and environmental influences on intelligence 344
Section B – The bell curve: group differences in intelligence based on race 345
The bell curve 345
The bell curve: intelligence and class structure in American life 346
The cognitive elite: looking at the higher end of the bell curve 347
IQ scores and social and economic problems: looking at the lower end of the bell curve 347
The relationship between race and IQ: implications for social policy 349
Criticisms of The Bell Curve: Intelligence and Class Structure in American Life 350
Analysis of the assumptions used by Herrnstein and Murray 350
Statistical and evidence-based problems in The Bell Curve arguments 354
A darker side of psychology related to Herrnstein and Murray’s analysis 356
Final comments 358
Summary 358
Connecting up 359
Critical thinking 359
Going further 359
Film and literature 360
14 Intelligence and the Self Emotional Intelligence, Creativity, and Sex Difference in Intelligence 362
Key themes 362
Learning outcomes 362
Introduction 363
Emotional intelligence 364
Salovey and Mayer’s four-branch model of emotional intelligence 364
Goleman’s model of emotional intelligence 367
Bar-On’s model of emotional intelligence 370
Providing contexts for understanding the three models of emotional intelligence 371
The application of emotional intelligence in psychology 374
Sex differences in emotional intelligence 375
Critical consideration of emotional intelligence theory and research 376
Creativity 378
Person 379
Process 379
Press 379
Product 380
Sternberg’s creative leadership theory: what constitutes creativity? 381
Creativity and the brain 383
Creativity and ‘psychopathology’ 383
Sex differences in intelligence 386
Sex differences on measures of general intelligence 386
Sex differences in specific intelligences 388
Looking for explanations of sex differences in measures of intelligence 390
Biological explanations for sex differences in intelligence 391
Biological variables for sex differences in measures of general intelligence 391
Biological variables for sex differences in spatial intelligence 392
Summary of biological factors in sex differences in intelligence 395
Environmental explanations for sex differences in intelligence 396
Stereotypes and sex differences in intelligence outside of education 397
Stereotypes and sex differences in intelligence within education 397
Interactions between technology and socioeconomic status and their influence on intelligence in the classroom 399
A final consideration of sex differences in measures of intelligence 400
Stereotype emphasis 400
Placing the extent of sex differences in intelligence within its proper context 401
Interim summary for sex differences in intelligence 401
Final comments 402
Summary 402
Connecting up 403
Critical thinking 403
Going further 404
Film and Literature 405
15 Personality and Intelligence in Education and Work 406
Key themes 406
Learning outcomes 406
Introduction 407
Personality and intelligence predictors of achievement in education and the workplace 408
Established measures of personality and intelligence: predictors of achievement in education and work 408
The difficulties with using established measures of personality and intelligence in education and work 411
Learning styles and experiential learning theory 413
Learning processes 413
Learning styles 414
Application and measurement of learning processes and styles 415
Critical consideration of Kolb’s theory 416
Emotional intelligence in education and the workplace 416
Goleman’s theory of emotional intelligence 416
Emotional intelligence and leadership 416
Emotional intelligence and self-learning 417
Consideration of emotional intelligence in education and the workplace 418
Successful intelligence and leadership: wisdom and giftedness 420
Wisdom 420
Giftedness 422
Giftedness, termites and IQ scores 422
Modern conceptions of giftedness: not just high IQ? 422
Psychological models of giftedness 424
Summary of giftedness 426
Working with those who have learning disabilities 427
Working with those who have learning disabilities: the darker historical line 427
Working with those who have learning disabilities: the positive historical line 427
Feuerstein and Structural Cognitive Modifiability 428
Theory and programme of structural Cognitive Modifiability 428
Final comments 430
Summary 430
Connecting up 431
Critical thinking 431
Going further 431
Film and literature 432
PART 3 Applications in Individual Differences 433
16 Optimism 434
Key themes 434
Learning outcomes 434
Introduction 435
Learned optimism – explanatory style 437
Learned helplessness versus learned optimism 437
The ABC format 439
Distraction and disputation 439
Dispositional optimism 440
The Life Orientation Test: a measure of dispositional optimism 440
Optimism and well-being 441
Coping and appraisals 441
Benefits of optimism and well-being 443
Optimism: a cloud in the silver lining? 446
Situational optimism 446
Hope 448
Benefits of hope 449
Measurement of hope 451
A consideration of false hope 451
Optimism versus ‘positive thinking’ 452
Final comments 454
Summary 454
Connecting up 454
Critical thinking 455
Going further 456
Film and literature 456
17 Irrational Beliefs 458
Key themes 458
Learning outcomes 458
Introduction 459
The basic theory of rational-emotive behaviour therapy (REBT) 460
The ABCs of human disturbance 460
‘Must-urbatory’ thinking and disturbance 463
Irrational beliefs and mental health 466
Irrational beliefs and individual differences 468
Issues with irrational beliefs that need to be considered and addressed 468
The case for and against religion 468
The case for and against luck: the importance of belief in good luck 472
Superstitious beliefs 473
Irrational beliefs and sport 475
Final comments 477
Summary 477
Connecting up 478
Critical thinking 478
Going further 478
Film and literature 479
18 Embarrassment, Shyness and Social Anxiety 480
Key themes 480
Learning outcomes 480
Introduction 481
Introducing social anxieties and social anxiety disorder 481
What exactly is social anxiety disorder? 482
General symptoms, prevalence and conceptions of social anxiety disorder 483
Definitions and diagnosis of social anxiety disorder 484
What causes social anxiety disorder? 485
Shyness 487
What is shyness? 488
The consequences of shyness 490
State versus trait shyness 491
State shyness 491
Trait shyness 491
Embarrassment 495
Four theories of embarrassment 497
Re-evaluation of the embarrassment models 498
Categorisation of embarrassing situations 499
Embarrassment, measurement and personality 500
Final comments 501
Summary 501
Connecting up 502
Critical thinking 502
Going further 503
Film and literature 503
19 Interpersonal Relationships 505
Key themes 505
Learning outcomes 505
Introduction 506
Interpersonal attraction 507
Theories of interpersonal attraction 507
Fatal attraction 508
Love styles 509
The triangular theory of love 509
Love styles (or the colours of love) 511
Individual and group differences in love styles 513
Romantic love and attachment styles 514
Relationship dissolution 516
The investment model 516
How individuals initiate the end of a relationship 518
How individuals react when the other person initiates the end of the relationship 520
Introducing forgiveness 521
What is forgiveness? 522
Models of the forgiveness process 522
The Enright model of forgiveness 523
The Worthington (pyramidal) model 525
Attachment and forgiveness 528
Forgiveness and personality 528
Final comments 531
Summary 531
Connecting up 532
Critical thinking 532
Going further 532
Film and literature 533
20 Social Attitudes and Culture 535
Key themes 535
Learning outcomes 535
Introduction 536
Right-wing authoritarianism, conservatism and social dominance 537
Authoritarianism 537
Conservatism 540
Social dominance orientation 542
Theory of social dominance 542
The measurement of social dominance orientation 544
Right-wing attitudes and personality 545
Right-wing attitudes and Eysenck’s theory of personality 545
Five-factor theory of personality and conservatism 546
Critical consideration of right-wing attitudes theory 547
Religion 549
Dimensions of religiosity 549
Religion and mental health 551
Religion and personality 553
Religion, personality, coping and mental health 555
Critical review 557
Culture and personality 557
Psychological anthropology 558
Configurationalist approach 558
Basic and modal personality structure approach 558
National character 560
Personality and national culture: the work of Hofstede 562
Integrative model of personality 566
Evolution and human behaviour 566
The dispositional signature 567
Characteristic adaptations 567
Life narratives and the challenge of modern identity 568
The differential role of culture 569
Final comments 571
Summary 571
Connecting up 572
Critical thinking 572
Going further 573
Film and literature 574
21 Well-being and Personality Disorders 575
Key themes 575
Learning outcomes 575
Introduction 576
The structure and measurement of well-being 576
Circumplex Theory of Affect: the structure of mood 577
Subjective and psychological well-being 578
Psychological well-being as a resilience across the life-span 583
Personality, mood and well-being 583
Personality disorders 586
General criteria for personality disorders: the Diagnostic and Statistical Manual of Mental Disorders (DSM-5) (American Psychiatric Association, 2013) 587
Personality disorders: Cluster A: paranoid, schizoid and schizotypal personality disorders 589
Personality disorders: Cluster B: antisocial, borderline, histrionic and narcissistic personality disorders 591
Personality disorders: Cluster C: avoidant, dependent and obsessive-compulsive personality disorders 593
Genetic, biological and environmental influences on personality disorders 595
Five-factor correlates of personality disorders 599
Issues with the conceptualisation and categorization of personality disorders 600
Final comments 601
Summary 601
Connecting up 602
Critical thinking 603
Going further 603
Film and literature 603
22 Individual Differences in Health and Illness 605
Key themes 605
Learning outcomes 605
Introduction 606
Defining health 607
Personality, health and illness: how might they be linked? 608
Researching the links between personality, health and illness 610
Type A and Type B personality 610
Measurement of Type A/B personality 611
Research on Type A/B personality 611
Further psychological research on Type A personality 613
Type D personality 614
Individual differences in the reaction to physical illness 614
Conceptualising stress 615
Depression 617
Anxiety defined 617
Concepts especially relevant to health psychology covered previously 618
Locus of control 619
Self-efficacy 620
Optimism 620
Intelligence 620
Expanding definitions of health and well-being 621
Personality and well-being: the positive psychology approach 621
Final comments 622
Summary 623
Connecting up 624
Critical thinking 624
Going further 625
Film and literature 626
23 An Introduction to Psychometric Testing 627
Key themes 627
Learning outcomes 627
Introduction 628
Types and uses of psychometric tests 628
Developing a psychometric test 629
Developing items for a psychometric test 629
Writing items for a psychometric test 630
Clarity of questions 631
Leading questions 632
Embarrassing questions 633
Hypothetical questions 633
Questions with reverse wording 633
Response formats 634
Instructions 636
Collecting the data 637
Reliability 638
Internal reliability (internal consistency) 638
Using internal reliability to select items 639
Computing the scale (producing an overall score) 642
Test-retest reliability (reliability over time) 644
Validity 646
Advanced techniques in psychometric evaluation: factor analysis 653
Factor analysis 653
Exploratory factor analysis 654
Confirmatory factor analysis 661
The International Personality Item Pool and the Higher Education Academy in Psychology practicals web page 663
Final comments 663
Summary 666
Connecting up 666
Critical thinking 666
Going further 667
Film and literature 668
Glossary G1
A G1
B G2
C G3
D G4
E G6
F G7
G G8
H G8
I G8
K G10
L G10
M G10
N G11
O G12
P G12
R G14
S G15
T G17
U G18
V G18
W G18
References and further reading R1
Index I1
A I1
B I3
C I4
D I7
E I8
F I10
G I11
H I12
I I14
J I15
K I16
L I16
M I17
N I19
O I20
P I20
Q I22
R I22
S I24
T I27
U I28
V I28
W I29
X I30
Y I30
Z I30
24 Academic Argument and Thinking 669
Key themes 669
Learning outcomes 669
Introduction 670
The structure of arguments: premises and conclusions 670
Deductive versus inductive arguments 671
Fallacies in arguments 672
Fallacies of the undistributed middle 672
The fallacy of affirming the consequent 673
Argument directed at the person (argumentum ad hominem, ‘argument directed at the man’) 673
Appealing to ignorance or absence of fact (argumentum ad ignorantiam, ‘argument to ignorance’) 674
Appeal to popular beliefs (argumentum ad populum, ‘argument to the people’) 674
Appeal to emotion (argumentum ad misericordiam, ‘argument to pity’) 674
False dilemma 675
Comparing populations 676
Summary 676
Going further 676
25 Statistical Terms 677
Key themes 677
Learning outcomes 677
Introduction 678
Tests of association 678
Correlation coefficients 678
Factor analysis 679
Multiple regression 682
Tests of difference 682
Tests of difference for two sets of scores 682
Tests of difference for more than two sets of scores 683
Meta-analysis 683
Effect size 684
Summary 685
Going further 685
26 Research Ethics 686
Key themes 686
Learning outcomes 686
Introduction 687
What do we mean by research ethics? 687
Why do we need ethical codes? 687
Basic principles for ethical research 687
Research studies have to comply with all legal requirements 687
Research participants 688
NHS and social services/social care research 689
Ethical principles for conducting research with human participants (The British Psychological Society) 689
Going further 690