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herd behavior
Anxiety – Unpleasant complex combination of emotions
Argumentum ad populum – Fallacy of claiming the majority is always correct
bandwagon effect – Societal phenomenon
Collective behavior – Sociological theory and Collective animal behavior – Animal cognition
Collective consciousness – Shared beliefs and ideas in society
Collective effervescence – Sociological concept coined by Émile Durkheim
Collective intelligence – Group intelligence that emerges from collective efforts
Conformity – Matching opinions and behaviors to group norms
Crowd – Group who have gathered for a common purpose or intent
Crowd psychology – Branch of social psychology
dumbing down – Deliberate oversimplification of intellectual content
Freethought – Position that beliefs should be formed only on the basis of logic, reason, and empiricism
Group dynamics – System of behaviors within or between social groups
Groupthink – Psychological phenomenon that occurs within a group of people
Herd mentality – Human tendency to adopt beliefs and behaviors favored by one's group
Hive mind – Shared beliefs and ideas in society
Ideocracy – Portmanteau word combining "ideology" and kratos, Greek for "power"
information cascade – Behavioral phenomenon
Mass psychogenic illness – Spread of illness without organic cause
Mean world syndrome – Cognitive bias
Mob rule – Democracy spoiled by demagoguery and the rule of passion over reason
Moral panic – Fear that some evil threatens society
Panic buying – Unusual pattern of purchase
Riot – Violent public disturbance against authority, property or people
Self-organization – Process of creating order by local interactions
Slacktivism – Pejorative term for "feel-good" activist measures
Social proof – Psychological phenomenon regarding conformity
Speaking truth to power – Non-violent political tactic employed by dissidents
Spontaneous order – Spontaneous emergence of order out of seeming chaos
Stampede – Panicked running of a large group of animals
Swarm intelligence – Collective behavior of decentralized, self-organized systems
State collapse – Catastrophic failure and downfall of a government
Symmetry breaking of escaping ants – Pattern in ant behaviour
Teamwork – Collaborative effort of a team to achieve a common goal

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