This encyclopedia investigates the intersection of psychological processes and the aging experience across the human lifespan. Bob G. Knight, a prominent scholar in geropsychology, compiles contributions from leading researchers to synthesize current knowledge regarding cognitive, emotional, and social changes in older adults. The work provides a comprehensive framework for understanding both normative aging and the clinical challenges associated with later life.

Experts recognize this volume as a foundational reference for students and practitioners in gerontology and clinical psychology. Readers frequently note the academic density of the prose, which is designed for professional research and scholarly inquiry.