Patients scheduled for ICD implantation will be identified at participating sites by site staff. Eligibility criteria will include the following, all of which must be met by all participants for participation:  Patient receiving new primary prevention ICD (single, dual chamber, or subcutaneous system) Age >65 years English-speaking (assessment instruments are only available/validated in English) Sufficient cognitive ability to provide consent (i.e. answer simple questions on study participation, purpose and procedures)  Candidates meeting the following exclusion criteria at baseline will be excluded from study participation:  Receipt of cardiac resynchronization therapy device Participation in another investigational drug or intervention trial expected to influence any of the outcomes of interest in this study Current drug or alcohol use or dependence that, in the opinion of the Site Principle Investigator, would interfere with adherence to study requirements.