CMN 1148 Study Guide - Final Guide: Paul Lazarsfeld, Opinion Leadership, Johannes Gutenberg

• School: University of Ottawa
• Department: Communication
• Course: CMN 1148
• Professor: Rumaisa Shaukat

Document Summary

Telegraph: first modern electric medium, the telegraph is a social application of a technical capacity. needed a certain language to operate, it needed to get to the people on time. (the telegraph, causes social change or determines social change, 1840 telegraph was invented, 1844 first telegraphs line between baltimore and washington (what hath god wrought?, 1866; coast to coast telegraph line. Decontextualization of information: style of journalistic writing, notion of objectivity, separation between opinion and information, readers; vast anonymous public, on railroads, decontextualization of time and space, coordination of time, division of time lines and space, the telegraph would help with knowing what time you were going to arrive at the stop you were getting off at. Radio: blind medium that uses 4 signs; words, sound, music and silence, radio is everywhere, it is a mass medium and interpersonal at the same time, the radio is interpersonal, 1901 marconi receives a message from england by radio signal in new.