He's the Swedish cartoonist who an al-Qaida linked group wants killed for depicting the Prophet Muhammad with the body of a dog.

VOA: standard.2010.03.20

So, if your dog gives you-- if your dog, I don't know, dances for an hour straight, that would be an interval thing.

如果你的狗-,每当你的狗连续跳舞一小时，你才会奖励它，那这就是时间强化。

耶鲁公开课 - 心理学导论课程节选

So, if your dog gives you-- if your dog, I don't know, dances for an hour straight, that would be an interval thing.

如果你的狗-,每当你的狗连续跳舞一小时，你才会奖励它，那这就是时间强化。

耶鲁公开课 - 心理学导论课程节选