Choiceology with Katy Milkman cover image

Everybody’s Doing It: With Guests Tyler Hamilton & Todd Rogers

Choiceology with Katy Milkman

CHAPTER

The Effect of Social Norms on Towel Reuse

Noah Goldstein at UCLA and collaborators did a set of studies in hotels where they told people that most people in this hotel reuse their towels. They benchmarked it against the next best appeal, which is please reuse your towel because it's good for the earth. The effect size there is also really impressive, right? If I tell you do this for the environment versus do it because everybody else is, I see something like an 8% point boost in towel reuse.

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