In this issue of Critical Care Nursing Clinics, guest editor Dr. Deborah Garbee brings her considerable expertise to the topic of Older Adults in Critical Care. Older adults often present to critical care settings with multiple co-morbidities, polypharmacy, and geriatric syndromes, and critical care nurses need knowledge and skills to address the challenges presented by older adult patients and their care. In this issue, top nursing experts discuss new models of care, approaches to assessment and management, and guidelines for critical care nurses. Contains 14 practice-oriented topics including delirium in older adults; biofilm and hospital-acquired infections in older adults; progressive supranuclear palsy; sepsis across the continuum; improving outcomes in cardiovascular geriatric patients related to polypharmacy; and more.  Provides in-depth clinical reviews on older adults in critical care, offering actionable insights for clinical practice.  Presents the latest information on this timely, focused topic under the leadership of experienced editors in the field. Authors synthesize and distill the latest research and practice guidelines to create clinically significant, topic-based reviews.