Evaluating Novel Healthcare Approaches to Nurturing and Caring for Hospitalized Elders

Inclusion Criteria: * Provision of informed consent * At least 70 years of age * Anticipated length of hospital stay at least 72 hours * Family member or care partner available to be on-site in the hospital * At least one delirium risk factor (e.g., cognitive or functional impairment, dehydration, vision or hearing impairment) * Evaluable cognitive function at baseline (i.e., ability to complete baseline cognitive function assessment) Exclusion Criteria: * Delirium on admission * Unable to communicate verbally (e.g., coma, mechanical ventilation) * Unable to participate fully in interventions (e.g., terminal condition, advanced dementia) * Staff safety concerns (e.g., violent behavior) * Cardiac or intracranial surgery (due to competing causes of delirium) * Active neurologic disease (as primary reason for admission)