它基于由苏珊·格雷提出的概念。苏珊·格雷在范德堡大学皮博迪学院工作，是早期儿童教育研究领域的传奇先驱。

It was based on concepts developed at Vanderbilt University's Peabody College by Susan Gray, the legendary pioneer in early childhood education research.

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“我们在商学院里经常像一个技术员，讲解我们研究的课题和概念，”他感伤的说到。

"We in business schools often act like technicians in the way we conceptualise and teach our topics of study," he laments.

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麻省学院的D型“两个泡泡”系列设计概念基于改进过的“管状机身和一对后倾机翼”结构，机身更加宽大，可以提供额外的升力。

MIT’s D “double bubble” series design concept is based on a modified “tube-and-wing” structure that has a very wide fuselage to provide extra lift.

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He said, I'm trying to remember where I got the idea and, he said, I think it probably came from some of our coffee hours at The London School of Economics in the 1920s.

他写到,我尽我所能,追忆当初如何得到的这个概念,也许是20年代,在伦敦政治经济学院,这个概念源于一次咖啡时间

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