Evidence: Testimonial Evidence: Witnesses: Impeachment Methods
- Impeachment Methods: A witness may be impeached either by cross-examination or by extrinsic evidence. Certain grounds for impeachment require that a foundation be laid during cross-examination before extrinsic evidence can be introduced. Other grounds allow impeachment to be accomplished only be cross-examination and not extrinsic evidence. The methods of impeachment include:
- Prior inconsistent statement
- Bias, interest, or motive to misrepresent
- Sensory deficiencies
- Reputation or opinion
- Criminal Convictions
- Bad Acts (without conviction)
- Contradiction