Ivy League have produced many Nobel laureates, winners of the Nobel Prize and the Nobel Memorial Prize in Economic Sciences. According to the Nobel Foundation's website, the number of prize-winners affiliated with each Ivy League university at the time of their awards is: Brown, 2; Columbia, 17; Cornell, 8; Dartmouth, 0; Harvard, 36; Penn, 4; Princeton, 14; and Yale, 8. In addition, each university self-reports their number of affiliated Nobel laureates, but they use varying definitions for which Nobel winners they claim (for example, alumni, active faculty, former faculty, visiting faculty, adjunct faculty, etc.) Collaboration between the member schools is illustrated by
Ivy League and Barnard College entered into an athletic consortium agreement by which students from both schools compete together on Columbia University women's athletic teams, which replaced the women's teams previously sponsored by Barnard. When Army and Navy departed the Eastern Intercollegiate Baseball League in 1992, all intercollegiate competition involving the eight schools became united under the Ivy League banner. The Ivy League schools are highly selective, with acceptance rates since 2018 being 10% or less at each of the universities. Admitted students come from around the world, although students from New England and the Northeastern United States make up a significant