(3) This is the fourth class in a series of four designed to build competency in the theory and practice of evidenced based practice in interventions that tie the application of science data to therapeutic work with others. This class will focus on evidence based interventions for PTSD and complex trauma. Prerequisite: PY 61500 - Counseling Skills and Theories, PY 64000 - Diagnosis and Treatment Planning, and admission to the Counseling Psychology Graduate Program. Offered Spring.