> You must be able to demonstrate extraordinary ability in the sciences, arts, education, business, or athletics through sustained national or international acclaim.
> You must meet at least 3 of the 10 criteria* below, or provide evidence of a one-time achievement (i.e., Pulitzer, Oscar, Olympic Medal) as well as evidence showing that you will be continuing to work in the area of your expertise. No offer of employment or labor certification is required.
There is also a category for professors and researchers. In this category one must have an offer of employment. No labor certification is required.
[0] https://www.uscis.gov/working-in-the-united-states/permanent...