Defining An Expert Witness
Written by webtechs

Defining An Expert Witness

An expert witness, also sometimes called a forensic expert, is a person whose specialized knowledge and experience in a particular field is deemed valuable enough to assist the court in understanding complex or technical aspects of a case. They are not simply witnesses to an event, but rather individuals who can offer informed opinions and interpretations based on their expertise.

Here are some key points about expert witnesses:


  • Possess extensive knowledge and experience in a specific field, often achieved through education, training, and professional practice.
  • May be required to demonstrate their qualifications through credentials, publications, or experience in the courtroom.
  • Must be impartial and objective in their testimony, providing opinions based on evidence and expertise, not personal bias.

Role in Court:

  • Can be called upon by either side in a legal case to present their expert opinion on relevant matters within their area of expertise.
  • May explain complex concepts or technical information in a way that is understandable to the judge and jury.
  • Can analyze evidence, interpret data, and draw conclusions based on their expertise.
  • Subject to cross-examination by opposing counsel to test the validity of their opinions.

Types of Expert Witnesses:

  • The range of fields requiring expert testimony is vast, encompassing areas like medicine, engineering, finance, accounting, forensics, and many more.
  • Some common examples include:
    • Medical experts: testifying on matters related to injuries, illnesses, or mental health.
    • Accident reconstruction experts: analyzing evidence to determine the cause of an accident.
    • Financial experts: providing insights into economic issues or valuing assets.
    • Fingerprint analysts: interpreting fingerprint evidence to identify individuals.

Importance of Expert Witnesses:

  • Expert witnesses play a crucial role in helping the court understand complex issues and reach fair and just decisions.
  • Their testimony can be instrumental in cases where technical or scientific knowledge is crucial to determining the truth.
  • By providing their expertise, they can help ensure that justice is served in a variety of legal matters.

Real Estate Expert Witness Services by Craig Cherney, Esc.

Craig Cherney is a trusted client advisor and a sought after real estate expert witness who is hired by the nation’s top Real Estate Litigation Attorneys to help resolve their litigated real property matters.  Craig has appeared as a testifying expert witness before judges and juries in California, Arizona, Nevada and other jurisdictions across the country. Craig Cherney, Esq. Expert Witness Real Estate480-399-2342.