Visas
For Employers
Blog
Talk with a visa expert
COMPASS BLOG
US Green Cards
All Compass Visas articles on this topic.
RFE Request For Evidence
E-2 Visa
Strategy
US Green Cards
US Work Visas
Testimonials
TN Visas
EB-1A
Green Cards
Policy Memos and Updates
L-1 Visa
H-1B Visa
O-1 Visa
O-1 Visa
O-1A for Researchers: How Scientists Qualify for the O-1A and EB-1A
O-1A for researchers explained: how scientists qualify for the O-1A and EB-1A extraordinary ability visas, with criteria breakdowns and evidence strategies.
June 4, 2026