This literature review of the major topics in the field of psychological/psychiatric injury and law is aimed at developing commentary for practice in the area. The field is a fast-developing one, with over ten major topics that it needs to integrate. In particular, the present review focuses current work on: law (evidence, tort); forensic psychology; assessment and testing; psychological injuries (posttraumatic stress disorder, chronic pain, traumatic brain injury, other); the APA DSM-5 draft (Diagnostic and statistical manual of mental disorders; American Psychiatric Association 2010); malingering; causality; multicultural considerations; disability; the American Medical Association (AMA) Guides to the evaluation of permanent impairment (Rondinelli et al. 2008); models; and treatment. At the end of each section of the article, practice comments introduce critical issues in applying the research to psychological work in the area. Whether undertaking tort evaluations, disability, and treatment plan assessments or treating individuals with psychological injuries, the professional needs state-of-the-art information in all the areas listed in order to remain scientifically informed, comprehensive, and impartial. The article concludes with recommendations for an integrated field in psychological/psychiatric injury and law, study in the field, research in its major areas, best practice policies, for example in assessment and treatment, and model building.