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Law 101: Legal Guide for the Forensic Expert


Competence is the ability to do something at the expected level of performance. Demonstrating ability and competence in a subject field is a mandatory element of effective expert testimony. Experts demonstrate competence by:   

  • Having a thorough knowledge of the field, subject or specialty.
  • Having appropriate experience or credentials, or both.
  • Presenting a currency of information.
  • Showing that they have the ability to perform as well as teach.
  • Demonstrating results.
  • Showing an ability to recognize problems, elect alternatives, and make good choices among them.

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