One Sec Tech

SOURCE: CNN

Personality differences, such as shyness and overtness are now being explored biologically in the brain.

A new study in the journal Psychological Science finds that several personality traits are associated with definite brain regions. Scientists from the University of Minnesota, University of Toronto, Yale University, and The Mind Research Network in Albuquerque, New Mexico, collaborated on the study.

Participants were 116 people, half of whom were male, and all between 18 and 40 years old. They were given a personality test and then underwent magnetic resonance imaging.

The researchers found evidence in the brain for four of the “Big Five personality traits”: extroversion,
neuroticism, agreeableness, and conscientiousness. They looked at the volumes of various brain regions to see how greater or smaller volumes might be connected to personality traits.

A brain region involved in processing reward information, called the medial orbitofrontal cortex, seemed to be associated with how extroverted participants were. Extroverted people tend to be more sociable and talkative.

Brain regions associated with threat, punishment, and negative affect seemed to have something to do with how neurotic participants were. Neuroticism includes elements of irritability, anxiety, and being self-conscious.

Brain areas dealing with information about the intentions and mental states of other people were associated with agreeableness. Cooperation, compassion and politeness are part of agreeableness.

The lateral prefrontal cortex, involved in planning and the voluntary control of behavior, seemed to be associated with conscientiousness. People who are highly conscientious tend to be self-disciplined and orderly, rather than impulsive.

The one major personality trait that did not have an association with a brain area volume in this study was openness/intellect, which includes people who are creative, philosophical, imaginative, and intellectually engaged. This is also the only trait that has been associated with intelligence in previous research. Further study would be needed to determine how biology might be related to this trait.

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MY TAKE: Shocked to find out that there is no MRI activity to show where intellectual personality traits are stored. I suppose someone will work on it and perhaps one day we’ll be able to use more hard drive recovery in the brain to understand what makes a person smarter than another?

Data recovery obviously isn’t just about computers. The MRI technology used on these studies is fascinating to say the least. But that’s about as deep into brain tech as I want to venture. I’m limited as it is in the real time hard category to the ability of being able to download horror movies online. I like Netflix movies download streaming options because I can watch them from my laptop anywhere I go. But don’t ask me how to fix my laptop if it acts up. That’s where my computer repair guy comes in handy. There are some great computer service companies out there who will come to your house and virtually get you back up and running in no time. I wish I’d had the interest a long time ago in this field I’d be making money hand over fist.

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