Critical period

Recent articles

Research image of microglia in organoids.

Microglia nurture young interneurons

The immune cells secrete a growth factor that “sets the supply of GABAergic interneurons in the developing brain.”

By Lauren Schenkman
28 August 2025 | 3 min read
Two panels depict different brain wiring-like networks.

Rethinking how neural activity sculpts critical periods

New findings on the role of neural activity in developing circuits are challenging our prior notions about the rules that govern critical periods.

By Gregg Wildenberg
3 June 2025 | 5 min read

Explore more from The Transmitter

Barbara Finlay looking at a glass jar with a brain.

Remembering Barbara Finlay, ‘maverick’ of evolutionary neuroscience

Finlay, who died on 12 September, championed the idea that developmental constraints dictate how evolution sculpts brains, a concept she used to model the timing of hundreds of events and align them across mammalian species.

By Calli McMurray
23 October 2026 | 8 min read
A crow looking at a screen showing a circle of white dots on a black background.

Crows have brains ‘in the fast lane’

The birds accurately complete decision-making tasks twice as fast as primates, although their endbrains look considerably different.

By Sarah Thau
22 October 2026 | 4 min read
A boy manipulates blocks at a table while sitting across from a woman taking notes.

Prevalence of profound autism declines with new definition

The updated, more precise definition used in a CDC study includes adaptive scores.

By Brianna Abbott
22 October 2026 | 5 min read