This book focuses on the use of psychological tests to make important decisions about individuals in a variety of settings. It explores the theory, methods, and applications of psychological testing, and gives a full and fair evaluation of the advantages and drawbacks of psychological testing in general, and selected tests in particular. A four-part organization provides an introduction to psychological testing; covers the principles of psychological measurement, discusses the development of measures of ability, interests, and personality; and shows how tests are used to make decisions. For those who create and evaluate psychological testing and measurement.