Shyness is avoiding human contact, often because of a feeling of not being as good as others and fear of taking risks. Shyness is a force prevents us from realizing our potential and (enjoy) the company of other people. Shyness is often associated low emotional control and high negative emotions.
On the basis of research that he (do) for the past six years, Dr. Zimbardo estimates that about 40 percent of all Americans, around 84 million people, consider (they) shy. They include not only ordinary people but also a number of (celebrity) who define themselves as shy. Research shows that a quarter of the people who are shy as adults were not shy as children.
Shyness makes it difficult (meet) new people and make friends. It prevents individual from expressing opinions and values. With authorities such as a boss or a teacher, the shy are less (like) to stand up for their rights or express reasonable criticism. They're more willing to obey and unwilling to be ( cooperate).