Examlex
The abbreviation LCA stands for "Last Common Ancestor."
Small Family
A family unit typically consisting of one or two parents and a small number of children, characterized by closer personal relationships and often seen as more adaptable to modern societal demands.
Small Groups
A subset of people, typically consisting of fewer than 15 members, who interact with each other directly.
Sherif
Refers to Muzafer Sherif, a social psychologist known for his work on group norms, social judgment, and the famous Robbers Cave Experiment illustrating intergroup conflict and cooperation.
Development of Norms
Refers to the process by which new standards, behaviors, and conventions emerge and are adopted within a group or society.
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