Tim Requarth is director of graduate science writing and research assistant professor of neuroscience at the NYU Grossman School of Medicine, where he studies how artificial intelligence is changing the way scientists think, learn and write. He writes “The Third Hemisphere,” a newsletter that explores AI’s effects on cognition from a neuroscientist’s perspective.His essays and reporting have appeared in The New York Times, The Atlantic, and Slate, where he is a contributing writer.
Tim Requarth
Director of graduate science writing, Research Assistant Professor of Neuroscience and Physiology
NYU Grossman School of Medicine
From this contributor
The next unit of science: Is the scientific paper due to be replaced?
Artificial intelligence is pushing scientific publishing to the brink. For a field as sprawling as neuroscience, the crisis may also be an opportunity to finally connect findings across subfields.
The next unit of science: Is the scientific paper due to be replaced?
By
Tim Requarth
11 May 2026 | 12 min read
Why expertise won’t protect you from AI’s influence
When writing a grant or reasoning about a problem, artificial intelligence can exert a subtle bias that often goes undetected, even if we’re doing our best to be aware of it.
Why expertise won’t protect you from AI’s influence
By
Tim Requarth
4 May 2026 | 6 min read
Betting blind on AI and the scientific mind
If the struggle to articulate an idea is part of how you come to understand it, then tools that bypass that struggle might degrade your capacity for the kind of thinking that matters most for actual discovery.
Betting blind on AI and the scientific mind
By
Tim Requarth
2 February 2026 | 11 min read
From bench to bot: Why AI-powered writing may not deliver on its promise
Efficiency isn’t everything. The cognitive work of struggling with prose may be a crucial part of what drives scientific progress.
From bench to bot: Why AI-powered writing may not deliver on its promise
By
Tim Requarth
2 September 2025 | 7 min read
Many students want to learn to use artificial intelligence responsibly. But their professors are struggling to meet that need.
Effectively teaching students how to employ AI in their writing assignments requires clear guidelines—and detailed, case-specific examples.
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1 September 2026 | 2 min read
Amid funding uncertainty, neuroscientists report a mix of cynicism, persistence
Two years into one of the most tumultuous tenures in U.S. federal funding, researchers outline how they are coping with ongoing changes and reflect on the impact these changes are having on the system more broadly.
Amid funding uncertainty, neuroscientists report a mix of cynicism, persistence
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By
Emily Singer
28 August 2026 | 5 min read
Reimagining Mexico’s brain bank
Since Alzheimer’s disease researcher José Luna-Muñoz assumed leadership of the facility—Latin America’s oldest—in 2011, he has been acquiring additional tissue types and is working to expand donor recruitment to rural areas.
Reimagining Mexico’s brain bank
Since Alzheimer’s disease researcher José Luna-Muñoz assumed leadership of the facility—Latin America’s oldest—in 2011, he has been acquiring additional tissue types and is working to expand donor recruitment to rural areas.
By
Alejandra Manjarrez
28 August 2026 | 7 min read