The phrase "already recognized by" is correct and usable in written English.
It can be used when referring to something that has been acknowledged or accepted by a particular person, group, or authority prior to the current moment.
Example: "The theory has already been recognized by several leading scientists in the field."
Alternatives: "previously acknowledged by" or "already accepted by".
The Shinnecocks are already recognized by New York State.
Chimp aggression was already recognized by science, but chimp warfare was not.
His exceptional gifts and potential stature were already recognized by those who knew him best.
IRAN presents a global problem "already recognized by the United States and Europe, which is within missile range," Mr. Schueftan said.
Its core was the Lublin Polish Committee of National Liberation (already recognized by Stalin as the government), to which some politicians from Poland and abroad were added.
Those two disciplines were already recognized by the 18th-century Scottish empiricist and skeptic David Hume as concerned merely with the "relations of ideas," and, in a later phase of positivism, they were classified as purely formal sciences.
Half of today's recognized definite occupational carcinogens were already recognized as such by 1964, in the early period of cancer epidemiology.
After that, the Shinnecock, who are already recognized as a tribe by New York State, would have to negotiate a treaty with the state to open a casino.
Histopathological studies of microglia can be a valuable diagnostic aid to neuropathologists, a fact that was already recognized many decades ago by del Rio-Hortega, who wrote: "It is sufficient to find the microglial alterations to recognize the areas more deeply affected by the disease" [ 65].
Meanwhile molecular phylogenies almost invariably divide diplomonads into two major clades, Hexamitinae and Giardiinae, that were already recognized on morphological grounds by Kulda and Nohýnková [ 3, 19, 21, 24], with the former also identified by the synapomorphy of a non-canonical genetic code [ 26].
The earl's estate in Lincolnshire was a center of Nonconformist thought, and Dudley was already recognized for his Puritan virtues by the time he entered the earl's service.
