詹尼斯(26 May 1918 - 15 November 1990) 
　 美国心理学家，致力于政策制定的心理学分析、危机管理(Crisis management)等方面的研究。1981年获美国心理学会颁发的杰出科学贡献奖。
Groupthink. Groupthink is defined as the result of interrelation between cohesive groups due to the group's boundaries, norms and conformity. There are eight implied symptoms that make up groupthink; invulnerability, rationale, morality, stereotypes, pressure, self-censorship, unanimity, and mindguards, all which share similar motives. 
-1981, APA Distinguished Scientific Contribution Award<br> -Social psychologist known for work on communication, persuasion, military morale, psychological stress, group decision-making 
process known as “groupthink”
-Groupthink: a condition arising from group membership in which members working toward unanimity fail to evaluate realistically 
alternative methods