Our personality traits are not hard-wired
Brian Little is a professor of psychology and describes himself as an introvert who acts like an extrovert for his students. So often we think our personality traits are hard wired into us.
Professor Little argues we are not as predictable as we might think. When we push ourselves, we can transcend personality traits, good and bad, that seems set in stone. He describes how to make small steps that lead to significant change in his book, Who Are You, Really? The Surprising Puzzle of Personality