Who is the author of the disappearance of traditional society?

The disappearance of conscious personality, the rise of unconscious personality, the change of thoughts and feelings in the same direction due to suggestion and mutual infection, and the tendency to immediately turn hinted thoughts into actions are the main characteristics of individuals who form groups. He is no longer himself, he has become a doll that is no longer dominated by his own will. "

-From Mob: A Study of Popular Psychology

The author of this book is a famous French social psychologist. Starting from 1894, he wrote a series of social psychology works, among which this book is the most famous. Among the existing works in the field of social psychology, Mob is the most influential one, which is not very thick. On the basis of the destruction of traditional social factors and the great changes in the industrial age, the "group era" has arrived. The description of collective mentality in the book is very delicate, which has a great influence on people's understanding of the role of collective behavior and their thinking on social psychology. Mob-A Study of Popular Psychology has been printed in the 29th edition in the west, with novel viewpoints and vivid language, which is an indispensable masterpiece for group behavior researchers.