Inclusion Criteria:  18 years or older Patient: has received a diagnosis of metastatic lung or gastrointestinal cancer within the last 8 weeks *(note: most metastatic GI cancer will likely be pancreatic or colorectal) Care partner: care partner of a patient who has received a diagnosis of metastatic lung or gastrointestinal cancer who has provided consent for study (either with our without functional MRI study visits) Be able to understand study requirements and make an informed decision to participate Be able to speak and read English  Exclusion Criteria:  Life expectancy of <8 weeks Known brain metastases Claustrophobia Contraindications to MRI (e.g.: implanted or embedded metal/metal fragments. Metals in the body make the participant unable to undergo an MRI which makes them ineligible for study participation).