Archive | psychology

People Drink More Wine When It’s In Larger Wineglasses

People drink more wine when larger wineglasses are used. In fact, research finds wine sales increase almost 10% with larger glasses. It’s well known larger plates increase food consumption. Plate sizes have nearly doubled over the past 100 years, likely contributing to the prevalence of obesity. An even more pronounced effect has happened to stemware:…

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Dunning-Kruger

Debunking the Dunning-Kruger Effect

It might be time to debunk the Dunning-Kruger effect. For those who may not be familiar, in the 1990s Cornell University professors David Dunning and Justin Kruger conducted a now-famous experiment to test whether incompetent people were unaware of their incompetence. In the study, the lowest-scoring participants estimated they did better than 62% of everyone else, while the highest-scoring…

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Can Pistachios Help You Sleep?

With about 20% of the U.S. population suffering from sleep disorders, it’s no surprise there’s a wide range of sleep aids – from prescription to over-the-counter to homeopathic. But did you know that eating a small number of pistachios before you go to bed at night might help you sleep? First, some background. Our brains…

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