Social learning

• Social learning
• learning that is facilitated through social interactions with other individuals.
• Several forms of social learning have been identified, including local enhancement, emulation, imitation, and mimicry 

Social contagion

• Social contagion
• the spread of an entity or influence between individuals in a population via interactions between agents. 
• Examples are the spreading of fads, rumors and riots.

Social facilitation

• Social failitation
• a psychological concept relating to the tendency for the presence of others to improve a person's performance on a task.
• In terms of a basic definition of social facilitation, social facilitation refers to improvement in performance induced by the real, implied, or imagined presence of others.
• e.g., Triplett first studied bicycle racing by looking at records from a cycling association. He noticed a curious phenomenon whereby cyclists who were racing against others performed better than those who were trying to beat their own times.