A medical doctor without psychiatric training qualifies as a "psychotherapist" for purposes of the psychotherapist-patient privilege if the doctor engages in psychotherapy.

Tome v. United States, 513 U.S. 150, pin? (1995) (5-4 opinion; Court's discussion assumes rule that prior consistent statements are admissible to rehabilitate witness under some circumstances; note that Part II-B of opinion commanded the approval of only a plurality of the...If witness has been impeached with a prior inconsistent statement or by some other kind of evidence of untruthfulness, an opposing party can attempt to rehabilitate the witness with a prior consistent statement if the prior consistent statement tends to counter untruthfulness. This normally means that the prior consistent statement must have been made before the occurrence of the circumstances or events that the impeaching party expressly or impliedly suggested supply the motive or incentive for false or fabricated testimony by the witness; i.e., a prior consistent statement is admissible to counter impeachment by a prior inconsistent statement or by other evidence of untruthfulness, but a prior consistent statement is normally admissible to rehabilitate the witness only when the prior consistent statement tends to rebut an express or implied charge of "recent fabrication."

In re Grand Jury Investigation of Ocean Transportation, 604 F.2d 672, pin? (D.C. Cir. 1979) (client instructed original counsel not to hand over documents; successor counsel nevertheless knowingly handed over documents to grand jury; held, successor counsel's action waived...An attorney's disclosure of a communication protected by the attorney-client privilege waives the client's privilege.

Fed. R. Evid. 609(b) ("Time limit. Evidence of a conviction under this rule is not admissible if a period of more than ten years has elapsed since the date of the conviction or of....Under federal law the conviction of a witness is generally inadmissible to impeach the witness if more than ten years has elapsed since the conviction or since the release of the witness from imprisonment for that conviction, whichever is later.