BILLIONS OF COINCIDENCES INFLUENCE BRAIN DEVELOPMENT.
More than a third of our personality can be explained by neither genes nor upbringing, according to scientists who think that random events during the development of the brain have a key influence on who we become.
You may think that you have inherited, say, your sense of humour from your father and your stubborn streak from your mother. And perhaps your profound love of nature was engendered during childhood holidays spent in the country with your family.
We are used to considering the effects of nature (our genes) and nurture (our upbringing) on our personal characteristics and traits. But scientists now believe that our personality is also formed by a third factor that may be more influential than either nature or nurture:
