Inclusion Criteria:  Patient referred to the SHARK Program Patients must be at least 12 years old Screened for probable PTSD on UCLA RI, or at provider discretion of clinical relevancy. If patient is under 18 years old, the patient's legal guardian is able and willing to provide informed consent for the patient to participate in the study; Patient is able to complete study activities in English.  Exclusion Criteria:  Suicidal ideation with a plan within the last two weeks or a suicide attempt within the past 30 days; Inability to provide informed consent or assent, and/or complete procedures in English.