社会運動
Social movement actors play an important role in transforming social knowledge at manylevels. Many activists are deeply engaged in formulating tensions, articulating themes, andcontributing to the present vocabulary of social thoughts. They redene what is real andwhat is possible. They often develop provocative ideas to cause or resist social changes.Even at the practical level, by responding to social problems and formulating those problemsfor society, social movements create spaces for new intellectual activities and spur publicdiscussions.