"Epidemic Encephalitis" is a comprehensive clinical and epidemiological study of one of the most mysterious medical phenomena of the early twentieth century. Compiled by a distinguished committee of medical experts including Frederick Tilney, Haven Emerson, and William H. Park, this work provides an exhaustive survey of the disease commonly known as sleeping sickness or encephalitis lethargica. The book synthesizes laboratory research, clinical observations, and statistical data to analyze the etiology, pathology, and symptomatology of the condition during its global outbreaks.