This book investigates the complex processes underlying cognitive changes associated with aging. It synthesizes existing research to propose a framework for understanding how cognitive abilities evolve over the lifespan. The author, Timothy A. Salthouse, is a prominent researcher in the field of adult development and aging, bringing extensive expertise to this analysis.

The Authority Perspective: This work is recognized as a significant contribution to the study of cognitive aging, offering a comprehensive overview of the field as it stood in the mid-1980s. It is valued for its theoretical depth and its synthesis of empirical findings, providing a foundational text for researchers and students. The book is likely to be dense and academic, appealing to those with a strong background in psychology and gerontology.