Federal Rule of Evidence 609, Impeachment by Evidence of a Criminal Conviction, allows the litigating parties to attack a witness’s “character for truthfulness” by evidence of a criminal conviction at trial. The rule allows a witness’s prior felony conviction or any conviction that involved a dishonest act or false statement to be admitted by a trial judge for impeachment purposes. Often defendant-witnesses are the most affected by this rule because it allows jurors to make a propensity inference about the defendant’s (un)truthful character, although it may not actually be representative of their character or probative of the crime at hand. There is a high prejudicial effect of allowing previous convictions to be admitted into evidence bec...