PSY427H1 Chapter Notes - Chapter 13: Ethnography, Scientific Method, Research On The Effects Of Violence In Mass Media
Document Summary
Media theory play a foundational role, providing cognitive constructs that help us organize and make sense of the world. Also play a key role in research agendas, which then affects the questions asked during the course of investigation, the findings or discoveries, and the funding for such projects. Research findings in turn shape public policies on the media and media industries, decisions about what and how items should be regulated, such as ratings systems for movies, music, and video games. Messages in various media could help educate, persuade, or control the masses; the question then became how best to accomplish these goals. Shannon and weaver mathematical theory of communication. Receiver decodes signals, reconstructing the original message, which reaches its destination. Communication flow is one-directional, from sender to receiver. System has limited capacity to provide feedback from receiver to information source; to acknowledge receipt of message, to indicate whether the message has been understood, and to communicate receiver"s reaction.
