Book excerpt: This issue of Clinics in Geriatric Medicine, Guest Edited by Dr. Steven Castle, is devoted to Falls Prevention. Articles in this important issue include: Key components of exercise programs in community to prevent falls; Potential reasons deaths from falls in older adults have doubled in the past decade; Link between Primary care and community-based balance exercise programs; Role of foot orthoses and shoe insoles at improving mobility and balance; Blood Pressure control and falls risk; Optimizing function and physical activity in hospitalized older adults to prevent functional decline and falls; Delirium as it relates to falls; Virtual sitters; Redesigning a Fall Prevention Program in Acute Care: Building on Evidence; and Nursing Unit Design and Hospital Falls.