Brief Fact Summary. Respondent, John Abel, was charged with robbing a bank with two other men. In order to discredit Respondent’s witness, the prosecution offered testimony that he and the witness were part of a prison gang that promoted perjury on the behalf of fellow gang members.
Synopsis of Rule of Law. Evidence that is probative to the bias of a witness can be admissible even if it is prejudicial.
Issue. The issue is whether prejudicial testimony that implicates Respondent with a prison gang is admissible because it is probative to the bias of a witness.
Held. The prejudicial testimony is admissible because it is highly probative of the bias of Respondent’s witness. The Federal Rules of Evidence do not directly address impeachment for bias, but the history of the Rules’ Advisory Committee mention bias as a concern that is encompassed by the Rules.
Discussion. Whether evidence is too prejudicial or not relevant enough varies case-by-case. In this instance the testimony was considered very relevant and was able to override the prejudicial tone that implicated Respondent with a prison gang. The Court will often refer to common-law prior to the adoption of the Federal Rules in order to justify the scope of their interpretations, as they did here to allow impeachment for bi.