关键词: 科学顾问, 决策, 价值共识, 事实, Science advisor, Decision-making, Consensus of value, Truth

Abstract: With the continuous social progress by knowledge drive contemporary public policy making need more support from scientific and technical expertise. Implications of Scientific discovery and technological development for policy have become a unique problem domain, scientific adviser also has become an influential role in today's policy-making process. With breakdown of knowledge certainty and scientific objectivity，the roles of expertise and advisers in decision-making has been questioned and challenged. This paper argues that, fact judgment and value judgment is both in decision-making situation, the truth of scientific advice and value in political decision constitute a dilemma of science advisers. Based on such viewpoint, we will analyze the reason for this dilemma appear to,explore the role connotation of science advisers, and try to re-understanding on limitation and unique role of specialized knowledge and scientists in decision-making.