Evidence of a person's other sexual misconduct is frequently admissible in sexual assault cases, child molestation cases, and in civil cases involving claims of sexual misconduct.

United States v. Pierson, 544 F.3d 933, 940-941 (8th Cir. 2008) (upholding trial court's admission of accused's prior conviction for indecent contact with a child; held, accused's prior conviction was admissible after he denied during direct and cross examinatiion that he would actually carry out his...If a criminal defendant offers evidence of his or her character circumstantially - to show he or she did not commit the crime charged -- the prosecution can offer rebutting evidence of defendant's character.

United States v. Tolliver, 454 F.3d 660, 665-666 (7th Cir. 2006) (upholding trial court's admission of the audiotapes that recorded defendant Dunklin's sales of crack to a confidential informant which did not violate his....The right of confrontation guaranteed by the Confrontation Clause of the Sixth Amendment to the U.S. Constitution puts no constraints on the admissibility of nontestimonial hearsay statements; the federal constitutional right of confrontation does not apply to such statements.

United States v. Peneaux, 432 F.3d 882, 892 (8th Cir. 2005) (upholding trial court's admission of the victim child's prior out-of-court statements pursuant to Rule 807 because "[t]he government provided the requisite....A statement not specifically covered by Federal Rule of Evidence 803 or 804 or by comparable State rules, but having equivalent circumstantial guarantees of trustworthiness, is not excluded by the hearsay rule, if the court determines that (A) the statement is offered as evidence of a material fact; (B) the statement is more probative on the point for which it is offered than any other evidence which the proponent can procure through reasonable efforts; and (C) the general purposes of these rules and the interests of justice will best be served by admission of the statement into evidence.