Switching your attention — even if only for a minute or two — can significantly impede your cognitive function for a long time to follow. More bluntly: context switches gunk up your brain. This effect has been validated from many angles in academic psychology and related fields.”
When surrounded by others of the same ethnicity or race, participants were more likely to copy others, in the wrong direction. Mistakes spread as participants seemingly put undue trust in others’ answers, mindlessly imitating them. In the diverse groups, across ethnicities and locales, participants were more likely to distinguish between wrong and accurate answers. Diversity brought cognitive friction that enhanced deliberation.”
Meyer thinks technology can change the math classroom’s reputation as a dull, mystifying, and even traumatizing place. But he doesn’t think tech can fix everything. ‘There’s limitations on what kinds of work can be done on a computer without a teacher… You’ll never see a free-form argument of the sort that students do in our best live classrooms—and those are the sorts of skills that we cherish and reward in modern working life.”
Every week I send out articles I encounter from around the web. Subject matter ranges from hard knowledge about teaching to research about creativity and cognitive science to stories from other industries that, by analogy, inform what we do as educators. This breadth helps us see our work in new ways.
Readers include teachers, school leaders, university overseers, conference organizers, think tank workers, startup founders, nonprofit leaders, and people who are simply interested in what’s happening in education. They say it helps them keep tabs on what matters most in the conversation surrounding schools, teaching, learning, and more.
– Peter Nilsson