Deep Questions with Cal Newport cover image

Deep Questions with Cal Newport

Ep. 345: Are We Getting Dumber?

Mar 24, 2025
The podcast dives into the alarming idea that human intelligence may have peaked, particularly in the age of smartphones, which distract and diminish cognitive abilities. It offers practical tips to combat this decline, such as prioritizing reading and reflective activities. Additionally, it addresses the challenges of navigating modern careers amidst technological distractions and the importance of aligning job choices with personal values. The tech corner reveals intriguing insights about AI's potential risks and benefits, underscoring its role in enhancing productivity.
01:08:48

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Quick takeaways

  • Evidence suggests a decline in cognitive abilities since the early 2010s correlating with the rise of smartphone use.
  • Smartphones contribute to a cognitive death spiral, diminishing concentration and engagement in deeper cognitive tasks among users.

Deep dives

The Impact of Smartphones on Cognitive Abilities

Evidence suggests that since the early 2010s, there has been a decline in cognitive abilities, particularly in reasoning and problem-solving. Data from the PISA tests indicates that global performance in critical thinking skills began to deteriorate around the time smartphones gained widespread use. This correlation raises concerns about the impact of smartphone technology on mental acuity, particularly among younger populations. While smartphones are essential in modern life, it is crucial to explore how to mitigate their negative effects on intelligence.

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