Structure and functions of communication act

Lasswell (1948) suggested that communication could be described as the study of Who, Says What, In Which Channel, To Whom and With What Effect

Structural components:

Source (who)

Message (says what)

Media (channel)

Receiver (to whom)

Noise

Feedback

Functions:

Surveillance of environment

Correlation of the parts of society in responding to the environment

The transmission of social heritage
Entertainment