The Breast Cancer Survivors and Partners Online Research Together (SUPORT) Project

Breast cancer survivors: Inclusion Criteria: * biological sex: woman * able to speak and understand English * have a diagnosis of a breast cancer * have completed primary curative cancer treatments (i.e., surgery, radiation, chemotherapy) except for hormonal therapies (e.g., aromatase inhibitors) or trastuzumab a minimum of 3 months and a maximum of 5 years before starting CBCT or the control * have a supportive partner (aka caregiver) who can participate with them Exclusion Criteria: * nursing home resident * have ongoing (1 or more meditation sessions per week) or past regular meditation experience in the last 4 years (i.e., more than two meditation sessions \[completed or attempted\] per year, either with a group or individually, to be evaluated by the Principal Investigator) Supportive partners (aka informal caregivers) Inclusion Criteria: * named by the survivor * live in the same household as the survivor * able to speak and understand English Exclusion Criteria: * have ongoing (1 or more meditation sessions per week) or past regular meditation experience in the last 4 years (i.e., more than two meditation sessions \[completed or attempted\] per year, either with a group or individually, to be evaluated by the Principal Investigator)