Apply EB1 have to wait until teaching 3 years?

来源: 于 2007-06-18 13:32:04 [旧帖] [给我悄悄话] 本文已被阅读：次

The website of the lawyer in our university said: Apply EB1 must have
teaching/doing research 3 years after someone got ph.d..

Is that ture? Why someone's expereince before the Ph.D. does not count?