Cultural Adaptation of an Educational Tool in Medullary Thyroid Cancer

Inclusion criteria:

* Provision of signed and dated informed consent form
* Males and females; Age: ≥18 years old
* Identified ethnicity as "Hispanic" or "Latino/Latina"
* Ability to read, write, and speak Spanish
* Those who are pregnant are eligible to participate
* Have or will face this decision, including: a. Participant/survivor - who has medullary thyroid carcinoma, as determined by a clinician or documented in Multi-Institutional Medullary Thyroid Cancer Collaborative Registry; b. Caregiver/family member - of Participant/survivor who has medullary thyroid carcinoma, as nominated by the Participant/survivor

Exclusion Criteria:

* Those \< age 18
* Ethnic identity as non-Hispanic or non-Latino/a individual
* Individuals with cognitive or psychological impairment (e.g., depression, anxiety, severe mental illness as documented in the registry