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Asking AI to do the hard work risks your brain health, neuroscientist warns
Brief published September 21, 2026 ยท Original source published September 20, 2026
Original reporting by Fiona Blackwood at abc.net.au.
Automated brief. Verify important details at the original source.
What happened
A study found that using AI for homework raised scores and completion rates among students, but the same students showed lower exam performance, suggesting the academic gains did not transfer to independent recall. Neuroscientist James Vickers, cited in the reporting, argues that offloading mental labour to AI creates clear problems, with concerns focused on learning outcomes and brain development in young people across schools and universities.
Why it matters
The finding points to a gap between assisted performance and retained knowledge. For builders of AI-powered education tools, this raises questions about whether product designs that optimize for task completion may inadvertently undermine the deeper cognitive processing that produces durable learning. The concern is not hypothetical: exam results are a measurable, independent signal.
What to watch
Whether follow-up research can isolate which types of AI assistance drive the performance gap, and how institutions respond with policy or product requirements around AI use in assessed versus unassessed work.