Chapter 5

Tie Strength

Social relationships are complicated. The type of relationship people have will draw on many things like their history and similarity, each person’s personal background and preferences, environmental factors, and more. Relationships are also multifaceted, and many relationship types can be used in social network analysis. One of the most useful is the idea of tie strength.

Tie strength is a measure of the strength of a relationship between people. First introduced by Mark Granovetter in 1973, the term encompasses the idea that “the strength of a tie is a … combination of the amount of time, the emotional intensity, the intimacy (mutual confiding), and the reciprocal services which characterize the tie.”

Tie strength is a ...

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