Running AmokAmok, one of the few Malay words commonly appearing in English, names a syndrome of unpredictable and indiscriminate homicidal behavior with suicidal intent. In tracing the development of this behavioral pattern, Spores examines historical data, including frequently colorful colonialist accounts of such episodes, from British Malaya and the Netherlands East Indies during the period 18001925. Spores presents a basic etiological distinction between