• Question: Does brain size matter? and if yes/no how?

    Asked by Dolly da Gucci to Ivy, George, Daniel, Christina, Cheryl on 16 Jan 2017.
    • Photo: George Mochamah

      George Mochamah answered on 16 Jan 2017:


      to be honest no ones knows including me. we only have clues. Partly yes–in our society I am sure you have seen people with very small heads. we call them micro-cephally. These ones have definitely have a small volume of brain. They are not always have learning difficulties. On the other hand, Albert Einstein they great scientist came up with a formula which indicated “that tiny particles of matter could be converted into huge amounts of energy”–i always say small brains can be turned into big brains with learning. Albert was a genius. He had a normal sized brain was different from the rest of us on the part of the grey matter, (the other matter is called white matter). And that is difference I guess in most of us. So size doesn’t matter somehow!

    • Photo: Cheryl Andisi

      Cheryl Andisi answered on 16 Jan 2017:


      @ Dolly da Gucci,
      This is a very good question that I do not think anyone, including myself has an answer to…maybe not yet.
      Generally, in anatomy, it is said that males have bigger brains than women- and so is most of the other physical features. In addition, evolutionary biology suggests that human brains have been increasing through the years. However, there is no link between brain size and individual intelligence-do you think we are more intelligent than our ancestors?
      Perhaps one interesting observation is that during the clinical monitoring of children’s growth, head circumference, which can be used as a proxy to brain size is taken. I would like to see a study where these measurements have been linked to how intelligent the children are. Especially in these days where we have Zika, and the effects it has so that the children born to Zika infected mothers have small heads (microcephally).
      I have however seen studies that show that stunting- reduced body size due to prolonged malnutrition has an effect on the academic performance of the children.
      So no straight answer

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