Examples of Sidney Tarrow in the following topics:
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External Sources of Social Change- Social theorists Peter Eisinger, Sidney Tarrow, David Meyer, and Doug McAdam are considered among the most prominent supporters of this theory.
 
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The Stages of Social Movements- Sidney Tarrow defines a social movement as collective challenges [to elites, authorities, other groups or cultural codes] by people with common purposes and solidarity in sustained interactions with elites, opponents and authorities.
 
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Public Sphere and Civil Society- However, they were developed in significant ways by 20th century theorists like Gabriel Almond and Sidney Verba, who identified the role of political culture in a democratic order as vital.