Nudge
Nudge
Phill Agnew
88 out of 90 people fall for this bias. Do you?
19 minutes Posted Jul 13, 2026 at 5:49 am.
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Imagine you’re a chef. 
You are shown the recipe for a soup. It has five ingredients. 
You’re told to improve the recipe. 
What do you do? 
96% of people reveal a bias when answering this question. And that bias makes marketing less effective, communication less engaging and products less appealing. 
Find out why in today’s episode of Nudge with the award-winning professor Leidy Klotz. 
Warning: this episode contains explicit language. 
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Today’s sources: 
Adams, G. S., Converse, B. A., Hales, A. H., & Klotz, L. E. (2021). "People systematically overlook subtractive changes." Nature, 592(7853), 258–261.
Rogers, T., & Lasky-Fink, J. (2023). Writing for busy readers: Communicate more effectively in the real world. Dutton.
Zhang, Y., Fishbach, A., & Kruglanski, A. W. (2007). The dilution model: How additional goals undermine the perceived instrumentality of a shared path. Journal of Personality and Social Psychology, 92(3), 389–401