Black Friday sales have gone from one-day in-person shopping bonanzas to a multiday deals extravaganza. It’s tempting to give in to the seasonal pressures to shop, but knowing the tricks companies use to make sales so appealing can help us avoid overconsumption. Cathrine Jansson-Boyd, a professor of consumer psychology at Anglia Ruskin University in England, explains how to spot marketing ploys and shop sustainably. 

Recommended reading:

It’s Actually Healthier to Enjoy Holiday Foods without the Anxiety https://www.scientificamerican.com/article/enjoy-holiday-food-without-the-anxiety/ 

Eating Turkey Does Not Really Make You Sleepy https://www.scientificamerican.com/article/eating-turkey-sleepy-thanksgiving/ 

E-mail us at sciencequickly@sciam.com if you have any questions, comments or ideas for stories we should cover!

Discover something new every day: subscribe to Scientific American and sign up for Today in Science, our daily newsletter.

Science Quickly is produced by Rachel Feltman, Fonda Mwangi, Kelso Harper, Madison Goldberg and Jeff DelViscio. This episode was hosted by Rachel Feltman. Our show is edited by Fonda Mwangi with fact-checking by Shayna Posses and Aaron Shattuck. The theme music was composed by Dominic Smith.

Learn more about your ad choices. Visit megaphone.fm/adchoices