What if your brain isn’t “left-brained” or “right-brained” at all?


​You’ve probably heard people say things like " I’m left-brained, so I’m more logical," or "I’m right-brained; that’s why I’m creative." I heard this a lot too when I was growing up. People would say it in school during personality quizzes or when talking about careers.


The idea is simple: the left brain handles logic and analysis while the right brain handles creativity and imagination. Many people label themselves as left- right-brained.


Neuroscience says a different story. Research shows that the brain doesn’t work in a way. The idea that someone is left-brained or right-brained is mostly a myth. The brain just doesn’t work that way.


People use both sides of their brain for tasks. The left and right brain work together.

It is more complicated than that. The brain is an organ. It doesn’t fit into labels. So being left-brained or right-brained is not even a thing. 


  • Where Did the Left Brain–Right Brain Idea Come From?



The concept started with research by neuroscientist Roger W. Sperry in the 1960s. He studied patients whose corpus callosum, the structure connecting the two halves of the brain had been surgically cut to treat epilepsy.

His experiments showed that the two halves of the brain can do things. For example:

  • The left half of the brain is often involved in language and analysis.
  • The right half of the brain plays a role in awareness and pattern recognition.


Over time this scientific finding was oversimplified. Popular culture turned it into the idea that people are either "left-brained" or "right-brained."

That is where the left brain vs right brain myth began.


  • What Modern Neuroscience Reveals



Advances in brain imaging have shown that most tasks need both halves of the brain working together. Things like writing a story, solving a maths problem, playing music or having a conversation all involve networks across both sides of the brain.

  • Creativity often needs planning and structure.
  • Problem-solving can involve imagination and visualisation.

The brain works as a system, not as two competing halves of the brain.


  • Why the Left Brain–Right Brain Myth Feels True



The left-brain–right-brain theory became popular because it gives explanations for human abilities. It also helps people categorise themselves:

  • "I am bad at math because I am right-brained."
  • "I am not artistic because I am left-brained."

These labels can actually limit people making them believe they are naturally bad at skills.

In reality the brain can develop both abilities with practice and learning.


  • How Pop Culture Reinforced the Idea

The left brain vs right brain myth spread fast through personality tests, education trends and self-help content. Movies and books love the idea that different parts of the brain hold powers.

Films like Lucy even build stories around unlocking parts of the brain.

While entertaining, these portrayals often blur the line between science and fiction.


  • The Way the Brain Works



By separating logic and creativity, the brain works more like a network of collaborating regions. Different areas get activated depending on the task. They constantly communicate through billions of connections.


This means:

  • Logical thinking can help creativity.
  • Creativity can improve problem-solving.
  • Both abilities develop with experience and learning.

Your brain is not divided into two personalities. It is a system designed for flexibility and growth.


  • The Truth

The belief that people are either left-brained or right-brained is one of the myths.

Although the brain halves do have some roles, they work together for everything we do. Creativity and logic are not controlled by sides of the brain. They are the result of cooperation across the brain.


So the time someone says they are "not creative" or "not logical " remember: your brain is not limited to one side. It is built to do both.


  • Source

1. Harvard Health Publishing


2. American Psychological Association


3. National Institute of Neurological Disorders and Stroke


4. Roger W. Sperry, Nobel Prize Research (1981)


To learn more about such myths, stay connected with Psychology: Reality vs Myths by 

Tanya kakkar


https://youtu.be/ZMSbDwpIyF4?si=QU_KmSDOnTXFUt3-


https://youtu.be/vo9BUaUgkgo?si=QKIUYzxl-ewo9T8t

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