Many Maryland personal injury cases involving car crashes and slip-and-fall accidents raise issues that most jurors have experience within their own lives. However, in Maryland medical malpractice cases and claims involving a dangerous or defective product, there are often complex scientific or medical issues that are beyond the average juror’s expertise. In these cases, the court may allow both parties to call an expert witness.
Under Maryland Rule 5-702, the court may allow expert witness testimony, “if the court determines that the testimony will assist the trier of fact in understanding the evidence or in determining a fact in issue.” If allowed to testify, an expert can provide their opinion regarding issues within their expertise to help the jury understand concepts that may otherwise be confusing.
Before a court allows a party to call an expert witness, the court considers three factors: