EB1A 和 EB1B 之间的主要差异 - The Major Differences between EB1A and EB1B:

1) The "Extraordinary Ability" category generally requires higher
achievement and ability;

2) The "Extraordinary Ability'' category can apply to many different fields in the sciences, arts, education, business, or athletics, while the "Outstanding Researcher or Professor" category generally applies to scientific or scholarly fields;

3) The "Extraordinary Ability" category requires no specific employment or job offer, while the "Outstanding Researcher or Professor" category requires a job offer for a permanent research position or a tenured/tenure track teaching position;

4) One can self-petition in the "Extraordinary Ability" category without a U.S. employer's sponsorship, while the "Outstanding Researcher or Professor" category requires a sponsorship from the alien's employer or prospective employer;

5) The "Outstanding Researcher or Professor" category requires at least three years experience in the field, while the "Extraordinary Ability" category has no specified minimum experience requirement for any particular field. http://www.greencardapply.com/or/or_faq.htm


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