Inclusion criteria:  Provide informed consent 18 years of age or older  Currently provide health-related assistance to a spouse or partner undergoing cancer treatment  Health-related assistance is defined as assisting with health-related care, information, or decisions:  Assisting with care: mobility (e.g., walking, moving about the house), self-care activities (e.g., dressing, eating, bathing), and/or household chores (e.g., cooking, cleaning, shopping) Assisting with information: gathering information, communicating information between a partner, healthcare professionals, and/or friends or family members Assisting with decisions: discussing treatment options and potential healthcare choices with a partner and/or healthcare professionals