The VIA Inventory of Strengths (VIA-IS), formerly known as the "Values in Action Inventory," is a proprietary psychological assessment measure designed to identify an individual's profile of . It was created by Christopher Peterson and Martin Seligman, researchers in the field of positive psychology, in order to operationalize their Character Strengths and Virtues Handbook (CSV). The CSV is the positive psychology counterpart to the Diagnostic and Statistical Manual of Mental Disorders (DSM) used in traditional psychology. Unlike the DSM, which scientifically categorizes human deficits and disorders, the CSV classifies positive human strengths. Moreover, the CSV is centered on helping people recognize and build upon their strengths. This aligned with the overall goal of the positive psycho