16. Fashions, Revivals, and Revolutions

17. The Social Laws of Fashions

18. Linguistic Revivals and the Nationalist Movements

19. Religious Revivals and the Origin of Sects

20. Social Unrest, Social Movements, and Changes in Mores and Institutions

QUESTIONS FOR DISCUSSION

1. What do you understand by collective behavior?

2. Interpret the incident in a Lancashire cotton factory in terms of sympathy, imitation, and suggestion.

3. What simple forms of social contagion have you observed?

4. In what sense may the dancing mania of the Middle Ages be compared to an epidemic?