This Handbook has become the standard text for both organisational and educational psychologists. It offers the only modern and clear account of psychometrics in its field. For this second edition, the Handbook has been extensively revised

Section I: Psychometric Theory and Method. Reliability of Tests: practical issues. The Validity of Psychological Tests. The Classical Model of Test Error. Standardising the Test. Rasch Scaling and Other Scales. Computerised and Tailored Testing. Factor Analysis. Factor Analysis: rotation of factors and other topics. Test Construction: the criterion-keyed method. Test Construction: factor analytic and item analytic methods. Other Methods of Test Construction. Section II: Types of Psychological Tests: rationale and problems. Intelligence Tests. Ability Tests. Aptitude and Attainment Tests. Personality Questionnaires. Projective and Objective Tests of Personality. Interest and Motivation Tests. Other Type of Psychological Tests. Section III: The Use and Interpretation of Tests. Tests in Educational Psychology. Psychometric Tests in Clinical Psychology. Tests in Counselling and Guidance. Psychological Tests in Occupational and Industrial Psychology. Section IV: Psychological Tests: lists, descriptions and evaluations. Intelligence Tests. Ability, Aptitude and Attainment Tests. Personality Questionnaires. Projective and Objective Tests. Motivation and Interest Tests. Measures of Attitudes. Other Tests. The New Psychometrics. Finale Appendices 1: Statistical Formulae. 2: Glossary.