Peripheral neuropathy is a common neurological disorder involving damage to the peripheral nervous system and may result from diverse causes. This issue of Neurologic Clinics captures the latest knowledge on this pathology and features the following articles:: Structure and Function of Peripheral Nerves; Pitfalls in the Electro-diagnosis of Peripheral Neuropathies; Diagnosis and Treatment of Paraproteinemic Neuropathies; CIDP and its Variants; Recent Advances in Diabetic Neuropathies; Vasculitic Neuropathies; Clinical Evaluation of Hereditary Neuropathies; Infectious Neuropathies; Autonomic Neuropathies; Plexopathies; Antibody Testing in Peripheral Neuropathies; Toxic and Industrial Neuropathies; and Nutritional Neuropathy.