1. The scope and meaning of the social among the insects -- 2. The origin of the Terebrantia and Aculeata -- 3. The evolution of wasps -- 4. The evolution of bees -- 5. The evolution of ants -- 6. The evolution of termites -- 7. Polymorphism -- 8. Polymorphism (continued) -- 9. The social medium and Trophallaxis -- 10. The evolution of the guests and parasites of the social insects -- 11. The evolution of the social parasites -- 12. Conclusion