How Gullible Are We? A Review of the Evidence From Psychology and Social Science TL;DR: People are not particularly gullible, and not particularly susceptible to ads, political propaganda, or other attempts at persuasion. [1/3]
Exhibit A: Advertising is much less effective than people tend to think. [2/3]
Encouraging evidence reviewed by Hugo Mercier that humans are not as gullible & irrational as we have assumed based on levels of belief influence of "religion, demagoguery, propaganda, political campaigns, advertising, erroneous medical beliefs, & rumors"