This belief highlights another difference between the DSM-5 and individual psychology. Individual psychology emphasizes the strengths of the individual. Again, this brings the focus back to the usefulness of the disorder's symptoms and resulting behaviors in the client's life. Individual psychology highlights “the meaning, purpose, and use of dysfunctional thought, behavior, and symptoms” (Sperry & Carlson, 1996, p. 8). In contrast, the DSM-5 is based on a “pathological model and psychology of possession” (Sperry & Carlson 1996, p..