Psychology is the scientific study CCNA Training of the human mind, its functions and development. Our mind is an enigmatic organ that holds within itself the secrets of the universe. This brain also controls our entire body from the time it is created till the time it dies. The reason we are who we are can be attributed largely to our mind and its functioning. To understand this working and uncover who we are as people and know ourselves and the people around us better, is the main motto of psychology. People who practice this science are called psychologists.Let’s looks at some types of psychologists and what they do.