Inclusion Criteria:  Over the age of 18 residing in the United States; Criterion A event measured by the Life Events Checklist for DSM-5 (LEC-5); and significant symptoms of PTSD as evidenced by a score of 33 or above on the PCL-5; PTSD symptoms that began or increased during the COVID pandemic (per self-report); and ownership of a personal device for texting.  Exclusion Criteria:  (1) acute risk for suicidal thoughts and/or behaviors measured by the Columbia Suicide Severity Rating Scale Lifetime-Recent Screen, and (2) psychosis or substance abuse that requires prioritization of treatment and/or higher level of care.