Criminology Term: Affirmative Defense

An affirmative defense is a legal strategy utilized in criminology that can potentially absolve a defendant of criminal liability by justifying or minimizing their actions.

Rather than contesting the charges, an affirmative defense accepts the crime and presents an explanation or excuse for the conduct. Common affirmative defenses include self-defense, duress, necessity, and insanity.

For instance, a person charged with assault may invoke self-defense, maintaining that they had to use force to protect themselves from an imminent threat. Similarly, the defense of necessity argues that the defendant committed the crime to prevent an even greater harm from occurring.

Successfully asserting an affirmative defense requires the defendant to produce evidence supporting their claim. This evidence may include medical records, testimony from witnesses, or other documentation.

If the defense is successful, the defendant may be found not guilty, or they may face a reduced sentence or lesser charges. However, if the defense fails, the defendant will face the full range of criminal penalties for the offense.

Although affirmative defenses can be powerful tools for defendants, they are also complex and challenging to establish. Therefore, they must be approached with careful planning and a high degree of legal expertise.