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Who is smarter left or right-handed people?

Author

James Craig

Published Jan 21, 2026

Although data suggested that right-handed people had slightly higher IQ scores compared to left-handers, the scientists noted that intelligence differences between right and left-handed people were negligible overall.

Who is more successful left or right-handed?

There's anecdotal evidence that lefties are more successful than righties. While only 10% of the population is left-handed, five of the last eight U.S. presidents have been southpaws. Other famous lefties include Bill Gates, Oprah Winfrey, Steve Jobs, Ruth Bader Ginsburg, and Mark Zuckerberg.

Why are left-handed more intelligent?

On top of this, left-handers also have a larger corpus callosum – the bundle of nerve cells connecting the two brain hemispheres – which suggests that "left-handers have an enhanced connectivity between the two hemispheres and hence superior information processing", making them faster at processing information than ...

What better right or left-handed?

Lefties--or at least relatives of lefties--may be better than right-handed people at remembering events, according to a new study. Since the mid-1980s, scientists have known that the two brain hemispheres of left-handers are more strongly connected than those of right-handers.

Are right-handers more intelligent?

No differences in mean IQ scores were found between right-handers and non-right-handers as well as between right-handers and mixed-handers. No sex differences were found. Overall, the intelligence differences between handedness groups in the general population are negligible.

28 related questions found

What are lefties good at?

Left-handed people are said to be good at complex reasoning, resulting in a high number of lefty Noble Prize winners, writers, artists, musicians, architects and mathematicians. According to research published in the American Journal of Psychology, lefties appear to be better at divergent thinking.

Are left-handers good at math?

The results, published in Frontiers, show that left-handers outperformed the rest of the sample when the tasks involved difficult problem-solving, such as associating mathematical functions to a given set of data.

Are lefties smarter?

Although data suggested that right-handed people had slightly higher IQ scores compared to left-handers, the scientists noted that intelligence differences between right and left-handed people were negligible overall.

Why left-handed are rare?

A new study suggests lefties are rare because of the balance between cooperation and competition in human evolution. The findings come thanks to some data from the sports world. Representing only 10 percent of the general human population, left-handers have been viewed with suspicion and persecuted across history.

What do left-handers struggle with?

Here are some of the struggles lefties face in day-to-day life:

  • Finding a comfortable desk position. ...
  • Handling household equipment and devices. ...
  • Using public transport. ...
  • Elbow wars and being pushed to the far left. ...
  • Measuring cups, tapes, rulers — all favour the righties.

Was Albert Einstein left or right-handed?

But handedness has its roots in the brain—right-handed people have left-hemisphere-dominant brains and vice versa—and the lefties who claim Einstein weren't all that far off. While he was certainly right-handed, autopsies suggest his brain didn't reflect the typical left-side dominance in language and speech areas.

Do lefties think differently?

End of dialog window. However, results from a 2009 study by Stanford University concluded that left-handed people may indeed think different to those who are right handed, or at least, they see the world a little differently.

Are left-handed people richer?

In fact, left-handers actually get to reap in a lot of benefits. For example: we make more money. Left-handed college grads tend to go on to earn 26 percent more than righties!

Are left-handed people more rich?

Harrington and Robert Moffitt of Johns Hopkins University looked at a representative sample of 5,000 men and women in the United States. Across the board, they found no discernible difference between the average hourly earnings, and other characteristics, of left- and right-handed people.

What is a left-handed person called?

One popular slang term for left-handers is “southpaw." This term originated in the sport of baseball.

How rare is a left-handed girl?

Similar results were also reported by a recent study that investigated left-handedness in the UK Biobank study, a large dataset with about 500,000 participants (de Kovel et al., 2019). Here it was found that in the UK, 8.6 percent of women and 10.6 percent of men were left-handed.

Which country has the most left handers?

McManus which found that the Netherlands has one of the world's highest prevalences of left-handedness at 13.23 percent. The United States isn't far behind with a rate of 13.1 percent while neighboring Canada has 12.8 percent. Elsewhere, rates of left-handedness are far lower and China is a good example.

Is left-handed a disability?

The Mouthwire article claiming left-handed people are eligible for disability is completely false. Disability is a program designed to help those who are unable to work. Being left-handed does not prevent someone from working.

Are left-handed people leaders?

Lefties have more brain symmetry than righties. Brain symmetry between all four hemispheres makes you more likely to be a champion and leader.

Are left-handers better in bed?

According to a recent survey, lefties are 71% more satisfied in the sack than righties. Of the 10,000 people surveyed, 86% of left-handed people reported being “Extremely Satisfied” with their sex lives, compared to just 15% of righties.

How do lefties think?

Lefties may be able to use both sides of their brain more easily and efficiently. According to an Australian study published in 2006 in the journal Neuropsychology, left-handed people tend to have faster connections between the right and left hemispheres of the brain, which leads to quicker information processing.

What billionaires are left-handed?

The 6 Richest Lefties

  1. Bill Gates: $76 Billion Net Worth. The richest man in America happens to be one of the world's most famous lefties. ...
  2. Michael Bloomberg: $33 Billion Net Worth. ...
  3. David Rockefeller, Sr.: $3 Billion. ...
  4. Oprah Winfrey: $2.9 Billion. ...
  5. Arnold Palmer $675 Million. ...
  6. Paul McCartney: $650 Million.

Which hand does Bill Gates use?

As if having a net worth of $104.5 billion and being named one of the richest people in the world wasn't enough, Bill Gates, best known as the principal founder of Microsoft, is also left-handed.

Which state has the most lefties?

In fact, McManus writes, “The highest rates of left-handedness are in the north-east, in Maine, Vermont, Massachusetts, and Connecticut, whereas the lowest rates are in the mid-West, in Wyoming and North Dakota.” Specifically, 13.2 percent of Massachusetts respondents were lefties.

Are left-handed people messy?

3) Left-handers have messier handwriting

Apparently you are more likely to have messy handwriting if you are left-handed. Sarah-Jane says: “Languages that are written left-to-right, like English, are physically challenging to write with the left hand.”