Since its inception, \u003cb\u003e\u003ci\u003eAbnormal Psychology\u003c/i\u003e\u003c/b\u003e has carefully balanced research and clinical application, engaging learners in the complex challenges with which clinicians and scientists are faced every day. The new 15\u003csup\u003eth\u003c/sup\u003e edition features a new integrated approach, shining a light on psychopathologies\u0026rsquo; root causes and most effective treatments by approaching these disorders from multiple, complementary perspectives underscoring that very often biological, cognitive, behavioral, and socioemotional factors are critical to understanding psychological disorders.