Author Archive | Jonathan Becher

How Bad Is Double-Dipping?

With a little more couch time than normal this flu season, I binge-watched some new TV series and rewatched some classics. After seeing George Costanza double-dip a chip during a wake, I started to wonder – is it really “like putting your whole mouth right in the dip!” Here’s the scene from a 1993 episode…

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The 90-Minute Rule

“Human beings aren’t designed to expend energy continuously. Rather, we’re meant to pulse between spending and recovering energy.” – Tony Schwartz (source) In the late 1950’s, researchers William Dement and Nathaniel Kleitman documented that humans sleep in 90-minute cycles – from light to deep sleep and back to light sleep again. Professor Kleitman later discovered…

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When Promoting People, Beware the False Record Effect

After writing about several examples of bias from insensitivity to sample size, a former colleague asked whether I thought performance in the workplace was subject to the same bias. She observed that people were sometimes rewarded or even promoted for high performance, even if that performance was sporadic rather than sustained. She asked: Shouldn’t the…

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The Myth of the Seven-Eleven Rule

Ever heard about the Seven-Eleven Rule? Neither had I. The seven-eleven rule is based on the belief that people make eleven decisions about a person in the first seven seconds after meeting them. Apparently, the eleven conclusions you make are the following: Education Level Economic Level Perceived Credibility, Believability, Competence and Honesty Trustworthiness Level of…

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Do mobile phones cause you to trust less?

If you use your smart phone frequently, you’re less likely to trust strangers. Kostadin Kushlev of the University of Virginia and Jason Proulx of the University of British Columbia came to this conclusion by analyzing data from the most recent World Values Survey. The World Values Survey is a U.S. nationally-representative poll in which participants…

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