PSY220H1 Lecture Notes - Lecture 3: Elaboration Likelihood Model, Sunscreen, Meta-Analysis
29 Sep 2017
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Lecture 3: persuasion changing attitudes & behavior. Persuasion: persuasion: the process of forming, strengthening, or changing attitudes, opinions or behavior by communication. Models of persuasion: who says, what to, whom with what effect, the yale model of persuasion (hovland, janis, & kelley, 1953) -- interested in effects of. Wwii propaganda: the american government created a series of video on why we fight, the morale of the soldiers are fading thus the government was trying to motivate the soldiers. They had the soldiers come in and watch these films: the researchers looked at the soldiers feeling and attitude. After the soldiers watched the film, the film had no effect on their morale: however, after five days to a week, the soldiers had an increase of morale. If not self-relevant take peripheral route (rely on expertise heuristic) Expert source (p rince ton profe s s or) Non-expert source (high s chool s tude nt)
