‘Our children are less cognitively capable,’ says neuroscientist who wants to cut screen use in schools
Summary
Neuroscientist Jared Cooney Horvath warns that using screens and digital tools in schools may harm children’s learning and brain development. He points to declining IQ scores and test results since 2000, linking these trends to the rise of educational technology in classrooms.Key Facts
- Jared Cooney Horvath is a neuroscientist and former teacher concerned about screen use in education.
- He says children today are less cognitively capable compared to past generations.
- Around the year 2000, IQ scores and international test scores began to drop despite more school time.
- Educational technology (edtech) is a large industry, worth about £6.5 billion annually in the UK and $400 billion in the US.
- The widespread use of laptops in schools increased especially after 2010 and surged during the Covid pandemic.
- In the US, 88% of school districts now provide one computer per student.
- Data from the Pisa international student assessment shows students who use computers more than six hours a day scored lower on tests.
- Some experts caution that more research is needed to prove that screen use causes poorer test performance, noting moderate use might help.
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