Two chapters of this book, "Principles of Pharmacotherapy" and "Migraine," were written by the editors. Chapters 1 and 2 on "Mechanisms of Headache" and "Diagnostic Principles and Methods" were written by Dr. E. Charles Kunkle, head of the Department of Neurology, Duke University School of Medicine, Durham, N.C. The nine men who wrote the other nine chapters are Doctors Max Chamlin, Daniel C. Baker Jr., William B. Sherman, John R. Graham, Theodore J. C. von Storch, Charles D. Aring, Lawrence C. Kolb, Robert H. Pudenz, and Edward B. Schlesinger. The nine chapters in the same order as the writers are: "The Eye as a Source of Headache," "The Ear, Nose, and Throat as Sources of Headache," "Role of Allergy in Headache," "Headache in Systemic Disease," "Headache in Intracranial Disorders," "Tension Headache," "Psychiatric and Psychogenic Factors in Headache," "Major Cranial Neuralgias and the Surgical Treatment of Headache," and "Role of the