Expanding upon and updating the first edition, this comprehensive guide instructs readers on how to effectively conduct psychological assessment and testing in their practice, efficiently advancing a case from the initial referral and clinical interview, through the testing process, and leading to informed diagnosis and treatment recommendations. This second edition incorporates updated editions of all major tests, pertinent revisions from the DSM-5, more in-depth analysis of testing topics, and coverage of new constructs that are the targets of psychological testing relevant to outpatient mental health practice. Readers will learn about the fundamentals of assessment, testing, and psychological measurement, the complete process of psychological testing using a broad range of major tests, supplemented by interpretive flowcharts and case examples.. Downloadable practice and report forms, along with data tables with pre-drafted interpretive excerpts for all tests are also available for immediate use in clinical practice. Psychologists in both practice and training will come away with the tools and knowledge needed to successfully conduct psychological assessment and testing within the contemporary mental health field.