Under some rape shield laws other sexual conduct or sexual disposition of alleged victim is admissible in a civil proceeding for sexual misconduct if the probative value of the other conduct or of the victim's sexual disposition substantially outweighs the danger of harm to the alleged victim and the risk of unfair prejudice to a party.

Huddleston v. United States, 485 U.S. 681, pin? (1988) (sale and possession of stolen property; accused denied knowing the property was stolen; Court assumed that other instances of possession of other stolen....Evidence of a criminal or wrongful act apart from the act that at issue at trial Is not barred by the prohibition against circumstantial use of character if intent, knowledge, mistake, or accident is a legally-material factual issue, the opposing party suggests the non-existence of knowledge or urges mistake or accident as a defense, and evidence of another crime, wrong, or act is offered to prove the knowledge or the absence of mistake or accident by a criminal defendant or other person.

United States v. Vega, 285 F.3d 256, 262 (3d Cir. 2002) (upholding trial court's admission into evidence of the 1997 drug conspiracy because "based on this evidence, a jury could reasonably conclude that the alleged 1997 drug conspiracy occurred, and that [accused] was a participant in it." ...Evidence of another crime, wrong, or act is admissible if there is sufficient evidence to support a finding by a reasonable juror that the other crime, wrong, or act occurred. Clear and convincing evidence is unnecessary; "sufficient" means only that there must be enough evidence to make the other crime, wrong, or act relevant.

United States v. McGee, 408 F.3d 966, 982 (7th Cir. 2005) ("Although Rule 608(b) bars extrinsic evidence of specific instances of conduct bearing on a witness' character for truthfulness, the extrinsic evidence may still be admissible for another reason, such as impeachment for bias, contradiction, or...Extrinsic evidence of prior inconsistent statements is not barred by the partial federal codification in Federal Rule of Evidence 608(b) of the common law collateral matter rule.