There are many ways to curb the power of advertising. We can introduce quotas to reduce total ad expenditure. We can legislate against the use of psychologically manipulative techniques. And we can liberate public spaces from ads – both offline and online – where people don’t have a choice about what they see. São Paulo, a city of 20 million people, has already done this in key parts of the city. Paris has made moves in this direction too, reducing outdoor ads and even banning them outright in the vicinity of schools. The results? Happier people: people who feel more secure about themselves
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