A public health specialist and medical epidemiologist claimed extraordinary ability under EB-1A. The AAO dismissed the appeal, finding the petitioner did not establish three evidentiary criteria and failed to demonstrate sustained national or international acclaim necessary for extraordinary ability classification.

Petitioner, a horse groomer, sought EB-1A classification. Initial submission was counsel's letter without documentary evidence. Director found no qualifying evidence under regulatory criteria. Petitioner abandoned all issues on appeal. AAO found petitioner failed to meet three-evidence requirement.

Investment firm petitions for O-1A classification for external managers evaluation specialist. Petitioner failed to submit required advisory opinion and satisfied only two of eight evidentiary criteria. Missing published material documentation and failing to establish three alternate criteria, petition dismissed.

A self-petitioner claimed extraordinary ability in an unspecified field under EB-1A, asserting eight regulatory criteria. The AAO found petitioner met only the judging criterion but failed to satisfy the three-criterion threshold. On final merits, evidence did not demonstrate sustained national or international acclaim at the very top of the field.