Evolution and Thought about Communication Effect Theory in Information Communication for Internet Public Opinion

Characterized by its netlike mode,open and wide content,anonymous subject and individualized means, information communication for internet public opinion has bringed huge impact on and challenges to classical Communication Effect Theory. Some views or hypotheses,which theories as the Gatekeeper,Agenda Setting, the Spiraled of Silence,Use and Gratificationemphasize,are confirmed and reinforced,while others are deviated or not fit at all,in transmission of internet public opinion information. The fact asks us to review and rebuild new theoretical system which may apply to information communication for internet public opinion.