Opinion Leaders Active in information networks, have many information channels ,so they can often provide information and advice for others and can influence others
The Spiral of Silence For a controversial issue, people will watch the "climate of opinion" before they make comments
judging their opinion whether the "majority opinion", when people feel that their views are "majority" or in the "advantage" , it will tend to boldly express this opinion; when found his views are "a few" or in a "disadvantage" they often remain "silent
" The more people remain silent, the more feel that their views are not well accepted, thus a result, the more they tend to remain silent
Repeated several times, they form representing "dominant" status views and more powerful, while holding "inferior" op