People and communications -- The evolution of communications -- Knowledge: source of communications -- The communication process -- Audiovisual communication systems -- Story of radio broadcasting -- Decoding -- Encoding -- Producing -- Formatting the show -- Writing content -- Writing the audio script -- Casting and staging -- Transmitting -- Directing -- Scheduling production -- Directing and rehearsing -- Engineering the production -- Story of recording -- Story of making motion pictures -- Assessing the market -- Visualizing the content -- Writing the production script -- Obtaining equipment and props -- Marketing -- Story of theatre -- Storing and retrieving -- Establishing the enterprise -- Gathering resources -- Managing the enterprise -- Organizational and personnel practices -- Deciding policy -- Estimating costs -- Receiving -- Evaluating the system -- Impact of audiovisual media -- Careers in audio and audiovisual media

1. Mass Media