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.

Horse breeding business petitioned for stallion manager as O-1A extraordinary ability. Petitioner claimed seven criteria but AAO found only one met. Comparable evidence for awards criterion rejected because petitioner failed to show criterion does not apply to occupation. Appeal dismissed.

Company president and scientific instrumentation developer demonstrated extraordinary ability through peer review work, scholarly articles, leading roles with distinguished company, and original marine geology contributions. AAO sustained appeal finding sustained acclaim at very top of field.

An artist agent, who is also a professor of studio arts, petitioned for a fine artist under the O-1 classification for extraordinary ability in the arts. This is O-1B, not O-1A. The AAO dismissed the appeal because the evidence did not satisfy three of the alternative regulatory criteria.