Decision-making

Recent articles

Researcher hands and mice navigate a series of connected spaces and paths.

To understand decision-making, we need to truly challenge lab animals

Complex, multidimensional tasks that unfold over time could reveal how different brain areas work together to support decisions.

By Chand Chandrasekaran
20 April 2026 | 6 min read

Michael Shadlen explains how theory of mind ushers nonconscious thoughts into consciousness

All of our thoughts, mostly nonconscious, are interrogations of the world, Shadlen says. The opportunity to report our answers to ourselves or others brings a thought into conscious awareness.

By Paul Middlebrooks
28 January 2026 | 1 min read
Research image of serotonin and dopamine expression in rats.

Sex hormone boosts female rats’ sensitivity to unexpected rewards

During the high-estradiol stages of their estrus cycle, female rats learn faster than they do during other stages—and than male rats overall—thanks to a boost in their dopaminergic response to reward, a new study suggests.

By Angie Voyles Askham
26 November 2025 | 5 min read
Roads inside a human brain.

Aging as adaptation: Learning the brain’s recipe for resilience

Some age-related changes in the brain and in behavior are not solely the result of cognitive decline but rather part of a larger adaptive process.

By Dana Rubi Levy, Kevin Mastro, Michael Ryan
14 November 2025 | 6 min listen

Facial movements telegraph cognition in mice

If you give a mouse a decision, its thought process may show on its face.

By Lauren Schneider
30 September 2025 | 0 min watch
Research image of mouse brain activity during a decision-making task.

Everything everywhere all at once: Decision-making signals engage entire brain

The findings, gleaned from the most comprehensive map yet of brain activity during decision-making in mice, show that the process is even more distributed than previously thought.

By Claudia López Lloreda
3 September 2025 | 5 min read
Abstract diagram of a visual awareness test.

Attention not necessary for visual awareness, large study suggests

People can perceive some visual information even if they do not pay direct attention to it.

By Kristel Tjandra
1 July 2025 | 5 min read
Research image of mouse brain slices.

Some dopamine neurons signal default behaviors to reinforce habits

Movement-sensing neurons that target the striatum influence a mouse’s choice of action by favoring routine.

By Holly Barker
11 June 2025 | 4 min read
Conceptual illustration of four heads studying representations of neural mechanisms.

This paper changed my life: Marino Pagan recalls a decision-making study from four titans in the field

Valerio Mante and David Sussillo, along with their mentors Krishna Shenoy and Bill Newsome, revealed the complexity of neural population dynamics and the power of recurrent neural networks.

By Marino Pagan
13 May 2025 | 6 min read
Multicolored illustration of a human brain as seen from the top down.

Most neurons in mouse cortex defy functional categories

The majority of cells in the cerebral cortex are unspecialized, according to an unpublished analysis—and scientists need to take care in naming neurons, the researchers warn.

By Holly Barker
7 January 2025 | 5 min read

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Collage with a portrait of Suzanne Wood.

The ‘secretly awesome’ side of a teaching career

The freedom to do “wacky” research projects that interest you is a major perk of the teaching stream, says Suzanne Wood, a teaching professor at the University of Toronto.

By Katie Moisse
20 May 2026 | 7 min read
Los manifestantes marchan por la calle portando una pancarta que dice "Defendamos la ciencia".

Manifestantes argentinos denuncian el recorte al financiamiento científico

Manifestantes alrededor del país exigieron al gobierno que aumente los salarios de las universidades públicas y el financiamiento para la investigación científica.

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By Jill Adams
19 May 2026 | 2 min read