Mobile Cognitive Behavioral Therapy for Stroke

Inclusion Criteria:

* Age 40-79
* Presence of clinically-significant anxiety and/or depression (as determined by an eligibility evaluation)
* Stroke that occurred 1 month or more prior to study initiation
* Capacity to provide consent
* No greater than mild cognitive difficulties based on an eligibility evaluation conducted as part of the study
* If taking medication for depression and/or anxiety, must be on a stable dose for a minimum of 8 weeks prior to study initiation
* Ability to use iPhone or iPad independently
* Home internet access
* Willingness to participate in the full study duration.

Exclusion Criteria:

* Aphasia of moderate or greater severity (as determined during an eligibility evaluation)
* Non-fluency in English
* History of a bipolar or psychotic disorder
* Current alcohol or substance use disorder
* Active suicidal ideation
* Current engagement in psychotherapy is not grounds for exclusion unless the individual's psychotherapy is primarily focused on CBT
* Severe depression and/or anxiety based on the initial evaluation and clinical judgment of the study doctor, which warrants a higher level of care and/or immediate referral to psychiatric services
* Any other clinical or medical reason in the study doctor's initial screening evaluation that suggests the study is not appropriate for the participant