This Second Edition of the book expands on the in-depth treatment of the theory, definition, and evaluation of impairment presented in the original volume. It explores the complex relationships between disabling conditions and impairment, with new data and insights on assessment and potential avenues for treatment. Original and revised chapters critique current models of impairment and offers an integrated model rooted in the contexts of medical, mental health, and cognitive challenges in disability. Leading scholars and clinicians provide updated evidence for a much-needed...