One of my favorite stories is, William Ruckelshaus, William Ruckelshaus who was head of the Environmental Protection Agency in the early 1970s.

我最喜欢的一个故事，是讲,他是20世纪70年代时候的,环境保护机构的会长。

麻省理工公开课 - 计算机科学及编程导论课程节选

And sociologically in the 1960s and 1970s, in the United States, behaviorism was incredibly well known and so was Skinner.

在上世纪60到70年代之间的美国社会，行为主义极为盛行,斯金纳也得以名声大噪。

耶鲁公开课 - 心理学导论课程节选

Another big question that came up particularly starting in the 70s, women's movement. But in the 80s and into the 90s was a movement called "women's rights are human rights".

另一个重要问题就是,从70年代开始的女权运动,但是，在八九十年代时，另一场运动发展起来,叫做，“女权即人权“

普林斯顿公开课 - 人性课程节选