i don't think so since there are some 40000 people that apply to ucla alone. the admission rate to ucla and berkeley is very similar so seeing people getting into one school but not another is easy to explain. i know a lot of people that got into both, a lot that only got into ucla, and a lot that only got into berkeley. i don't think they have time to compare apps and share admissions. but then again, i'm not an admissions officer so i don't know any facts on the matter. btw i go to ucla, didn't get into berkeley >=(