PREFACE TO THE TRANSACTION EDITION -- EDITOR'S PREFACE -- introduction THE SOCIOLOGY OF LUDWIG GUMPLOWICZ -- Gumplowicz, Character and Thought. The Group Basis of Social Life. Functionalism and the Natural History of Society. The Sociology of Conflict. Belief and Behavior: The Sociology of Knowledge. Reception of Gumplowicz in American Sociology. A Note on Gum-plowicz* Grundriss der Soziologie. Bibliography to Introduction. -- OUTLINES OF SOCIOLOGY -- Preface to the First Edition of 1885 86 Preface to the Second Edition of 1905 -- part one THE HISTORY OF SOCIOLOGY -- 1. Auguste Comte -- 2. Lambert Quetelet -- 3. Herbert Spencer -- 4. Paul Henri Thiery Holbach -- 5. Albert Schaffle -- 6. Paul von Lilienfeld -- 7. Adolf Bastian -- 8. Julius Lippert -- 9. Mohl, Gneist and Stein -- 10. Carey and Post -- 11. Philosophers of History -- 12. Gustave LeBonx -- part two FOUNDATIONS AND FUNDAMENTALS OF SOCIOLOGY -- 1. The Three Classes of Phenomena -- 2. Universal Laws -- 3. Concept, Function and Scope of Sociology -- 4. The Substratum of Social Laws -- 5. Concept and Essence of Social Law -- 6. The Method of Sociology -- part three INTERCONNECTION OF SOCIAL ELEMENTS -- 1. The Primitive Horde -- 2. The State.