Lasswell's model 5w

Lasswell of the five W's main mode is what???

American political scientists in their Lasswell In 1948 published “spread in the community structure and function” in an article, the first to establish a model way for the spread of human society activities, it is well-known “5W” mode.”5W” to define the mode of spread Research and the scope of the basic contents of the far-reaching effects.”5W” model:
Who (Who) ? say what (Says What) ? through what channels (In Which Channel) ? to whom (To whom) ? made What effect (With what effects)
its name from the five elements of the model in the same first letter “W”.The five elements constitute a later study of the spread of the five basic elements, that is, control of research, content analysis, Media studies, audience research and research results.These five elements have their own characteristics:
“who” is the communicator, in the process responsible for the dissemination of information collection, processing and transmission.Spreaders can Is a single person or a group or specialized agencies.
“Saying” refers to the dissemination of the contents of the message, which is a set of meaningful symbols of the information portfolio.Symbols, including non-verbal language and symbols Symbol.
“Channels”, the message is to go through an intermediary or through the carrier material.It is such letters and telephone calls from people such as between the media and there can be a newspaper, radio, television, and other mass media.
“to whom”, or is subject to mass audiences.audience is the mass of all the readers who, the audience collectively, and so on, it is spread and the final destination of the object.
“effect” is the message The audience after his arrival in cognition, emotion and behavior at all levels caused by the reaction.It is the dissemination of inspection activities are an important measure of success.