<p>No, the admissions offices of HYP do not share information; they are in competition for students. In fact, in 2002, there was an admissions scandal of sorts. Princeton admissions hacked into Yale’s website, the FBI was called in and the admissions staff at Princeton responsible for the hack were fired. See:
[Princeton</a> Pries Into Web Site for Yale Applicants - New York Times](<a href=“Princeton Pries Into Web Site for Yale Applicants - The New York Times”>Princeton Pries Into Web Site for Yale Applicants - The New York Times)
[LeMenager</a> removed for Yale web breach - The Daily Princetonian](<a href=“http://www.dailyprincetonian.com/2002/09/11/5240/]LeMenager”>http://www.dailyprincetonian.com/2002/09/11/5240/)</p>