Beyond a Reasonable Doubt

Definition

Beyond a reasonable doubt is the standard of proof required in most criminal cases within an adversarial system. Generally, the prosecution bears the burden of proof and is required to prove their version of events to this standard. This means that the proposition being presented by the prosecution must be proven to the extent that there is no “reasonable doubt” in the mind of a reasonable person that the defendant is guilty. There can still be a doubt but only to the extent that it would not affect a “reasonable person’s” belief regarding whether or not the defendant is guilty. The “shadow of a doubt” is sometimes used interchangeably with reasonable doubt, but this extends beyond the latter to the extent many believe is an impossible standard. Reasonable doubt is therefore used. If doubt affects a “reasonable person’s” belief that the defendant is guilty, the jury is not satisfied beyond a “reasonable doubt.” The precise meaning of words such as “reasonable” and “doubt” is...