一、“沉默的螺旋”理论与争夺制舆论权。这一理论的要点是,大多数人在用自己的态度作出选择时会有一种趋同心态,当个人的意见与其所属群体和周围环境发生背离时,个人会产生孤独和恐惧感。于是,便会放弃自己的看法,逐渐变得沉默,最后转变支持方向,与优势群体、优势意见一致。这个过程不断把一种优势意见强化抬高, First, “silent spiral ” theory and competition for public opinion. The point of this theory is that most people, when they make their choices in their own way, have a convergence mentality in which individuals feel loneliness and fear when they disagree with their group and surroundings. As a result, they will give up their own opinions, gradually become silent, and finally change the direction of support, and the dominant groups, the advantages of the same opinion. This process continues to reinforce a dominant opinion,