Doob: Propaganda can be called the attempt to affect the personalities & to control behaviour of individuals towards ends considered unscientific or of doubtful value in a society at a particular time
Linebarger (1948): Propaganda consists of the planned use of any form of public, or mass-produced communication designed to affect the minds and emotions of a given group for a specific purpose, whether military, economic or political
Lasswell: Control of public opinion was essential to support the essence of justice and majority rule.
=Propaganda is a phenomenon of public discourse guidance or coercion that is not always immediately recognised as harmful by everyone. Propaganda might be spread through movies, comics, leaflets, broadcasting, or the internet.
~ Use of comm channels, through known persuasive / manipulative techniques, in an attempt to shape or alter public opinion.