Or a counter explanation: 1. American colleges are still overwhelmingly the best...

		hudibras on Nov 9, 2015 \| parent \| context \| favorite \| on: The future of the postdoc Or a counter explanation: 1. American colleges are still overwhelmingly the best in the world. https://en.wikipedia.org/wiki/Academic_Ranking_of_World_Univ... 2. 96% of students at American colleges are American. http://www.usnews.com/education/best-colleges/articles/2014/...

How does that explain the large numbers of foreign researchers?