Opinion: Neuroscientists Need to Think about Sex (Bias)

The myth of female variability is shaping what we know about our brains.

Written byNora Wolcott
| 3 min read
Illustration showing a laboratory scientist group studying the human brain and psychology

Register for free to listen to this article
Listen with Speechify
0:00
3:00
Share

ABOVE: MODIFIED FROM © ISTOCK.COM, INVINCIBLE_BULLDOG

When I began studying the neural circuitry underlying spatial navigation in the fall of 2019, I expected that my experimental trajectory would be fairly straightforward: read up on what others had done before me, find the gaps, and try to fill them. But as I started my research, it became clear that there was one gap that was much bigger than I had anticipated. In seeking a research focus, a new question had appeared: Where are the women?

The past decade has seen gains in the number of female subjects included in biomedical research trials. According to a bibliometric analysis that came out last year, 49 percent of mammalian biological studies published in 2019 reported testing on both males and females, up from only 28 percent in 2009. That’s a hopeful statistic. But a third of all research studies that included both male and ...

Interested in reading more?

Become a Member of

The Scientist Logo
Receive full access to digital editions of The Scientist, as well as TS Digest, feature stories, more than 35 years of archives, and much more!
Already a member? Login Here

Related Topics

Meet the Author

Published In

Image of the October Cover of The Scientist
October 2021

Number Sense

Researchers debate how animals perceive quantities

Share
Illustration of a developing fetus surrounded by a clear fluid with a subtle yellow tinge, representing amniotic fluid.
January 2026, Issue 1

What Is the Amniotic Fluid Composed of?

The liquid world of fetal development provides a rich source of nutrition and protection tailored to meet the needs of the growing fetus.

View this Issue
Skip the Wait for Protein Stability Data with Aunty

Skip the Wait for Protein Stability Data with Aunty

Unchained Labs
Graphic of three DNA helices in various colors

An Automated DNA-to-Data Framework for Production-Scale Sequencing

illumina
Exploring Cellular Organization with Spatial Proteomics

Exploring Cellular Organization with Spatial Proteomics

Abstract illustration of spheres with multiple layers, representing endoderm, ectoderm, and mesoderm derived organoids

Organoid Origins and How to Grow Them

Thermo Fisher Logo

Products

Brandtech Logo

BRANDTECH Scientific Introduces the Transferpette® pro Micropipette: A New Twist on Comfort and Control

Biotium Logo

Biotium Launches GlycoLiner™ Cell Surface Glycoprotein Labeling Kits for Rapid and Selective Cell Surface Imaging

Colorful abstract spiral dot pattern on a black background

Thermo Scientific X and S Series General Purpose Centrifuges

Thermo Fisher Logo
Abstract background with red and blue laser lights

VANTAstar Flexible microplate reader with simplified workflows

BMG LABTECH