Hearsay is a statement that (i) is made other than at the trial or proceeding at which it is offered and (ii) is offered to prove the truth of the matter asserted by the maker of the statement, the declarant.

Fed. R. Evid. 1004(3) ("The original is not required, and other evidence of the contents of a writing, recording, or photograph is admissible if-- ... (3) Original in possession of opponent. At a time when an original was under the control of the party against whom offered, that party was put on notice, by the pleadings or otherwise, that...The best evidence rule is inapplicable -- the original writing or the original of another thing to which the rule applies -- need not be used to prove the contents of the writing or such other thing if the original is in the opponent's possession when evidence other than the original is offered to show the co9ntents of the original and adequate notice was given to the opponent that the contents of the writing or other things would be the subject of proof at trial and the opponent does not produce the original at the trial of hearing.

Flowers, II v. Wal-Mart Stores, 0 F. Supp. 2d 0, pin? (M.D. Ga. 2005) ("Finally, the field of expertise claimed by Dr. Dicks -- neurosurgery -- is known to reach reliable results for the type of opinion he gives. See Fed. R. Evid. 702, Advisory Committee Notes for 2000...Neurosurgery is sufficiently reliable to satisfy the requirements of Federal Rule of Evidence 702 or comparable State rules for the admissibility of expert evidence.

Cf. United States v. May, 622 F.2d 1000, 1007 (9th Cir. 1980) (upholding trial court's admission of the Apprehension Data Cards as non-hearsay evidence because the written contents of the Apprehension Data Cards were not....A statement can be hearsay only if the statement is "offered to prove the truth of the matter asserted." The purpose for which a statement is offered depends on the purpose of the offeror of the statement. Hence, a statement is offered to prove the truth of the matter asserted if the offeror (normally trial counsel) seeks to use the statement to show that the matter or proposition asserted by the declarant (the maker of the statement) is in fact true.