This online course provides detailed approaches to assess for Complex Developmental Trauma Symptoms and Disorders, including Dissociative Identity Disorder. Differences and similarities between normal ego states and dissociative disorders will be discussed. Testing instruments will be described and, the pros and cons of their use with highly traumatized individuals will be discussed. The presenter explores the differences between Complex PTSD with dissociative features, normal ego states, and Dissociative Identity Disorder and also includes an assessment of readiness for therapy or the need for stabilization. Participants will learn lines of questioning to clinically assess for dissociation.