Symptom-Targeted Approach to Rehabilitation for Concussion (STAR-C)

Inclusion Criteria:

* mTBI defined per the VA/DoD Clinical Practice Guideline for the Management of Concussion-Mild Traumatic Brain Injury sustained in any context (deployment related or non-deployment-related) and at any time longer than 3 months previously.
* a score of 2, 3, or 4 on any of the four Cognitive items on the NSI, to include participants who have cognitive complaints.
* a score on the Word Reading Subtest of the Wide Range Achievement Test of a sixth-grade reading level or higher, to ensure participants can read study materials.

Exclusion Criteria:

* History of a moderate, severe, or penetrating TBI as defined by DoD/VA guidelines.
* Lifetime diagnosis of schizophrenia or other psychotic/thought disorder.
* Current participation in intensive behavioral health treatment (≥3 appointments /encounters per week) for any psychiatric or substance use disorder.
* Current participation in other treatments that target cognition within the last two weeks (i.e., healthcare provider-prescribed cognitive rehabilitation in a group or individual format of any time duration or involving digital/game-based format of more than 4 hours per week).
* History of a neurological disease affecting cognitive function, other than mild TBI, such as multiple sclerosis, stroke, brain tumor, or Parkinson Disease.
* Current, active suicidal or homicidal ideation.
* Daily use of narcotic pain medications.
* Lack of access to technology or internet/cell phone service that supports telemedicine.
* Current participation in other therapy targeting cognition (Note: This is not the same as Cognitive Behavioral Therapy/CBT which addresses psychological issues and may continue during participation in this research project).