Book excerpt: Clinical Neuropsychology is a vast and varied field that focuses on the treatment, assessment and diagnosis of a range of cognitive disorders through a study and understanding of neuroanatomy and the relationship between the brain and human behavior. This handbook focuses on specific Neuropsychological disorders. It covers each of the classification systems involved before moving on to specific types of disorders from neurodevelopmental to neuropathological as well as brain injuries, trauma and neurodegenerative disorders. This handbook not only provides an in-depth overview of these Neuropsychological disorders, but also explores the history of the field as well its global challenges. The handbook is an essential tool for clinicians and scientists, as well as postgraduate students and researchers in a range of disciplines exploring the area. PART I BACKGROUND CONSIDERATIONS PART II NEURODEVELOPMENTAL DISORDERS PART III NEUROLOGICAL DISORDERS PART IV NEUROCOGNITIVE DISORDERS PART V TRAUMATIC BRAIN INJURY PART VI PSYCHIATRIC DISORDERS