Acceptance and Commitment Therapy (ACT-HBC) for the Improvement of Cancer Distress in Patients With Hepatobiliary Cancers

Inclusion Criteria: * HBC diagnosis * Age \>= 18 years * Able to provide written informed consent * Verbally endorse cancer distress * Access to the internet * Read and write in English * Reside in the states of Iowa, Minnesota, or Wisconsin Exclusion Criteria: * Other psychological therapy that started =\< 2 months prior to prospective enrollment * Inability to actively participate in and learn from group therapy (e.g., active/uncontrolled psychotic symptoms, neurological condition, personality pathology) as determined by clinical judgement in Behavioral Medicine Program (BMP) consultation. Individual therapy or alternative group therapy will be offered to patients ineligible per this criterion * HBC remission