An expert witness is a person with specialized knowledge or expertise in a particular field, such as medicine, engineering, or finance. They are called upon in legal cases to provide their professional opinion on specific aspects of the case. Their insights can help judges and juries understand complex information that is crucial for making informed decisions. In court, expert witnesses present their findings and may be questioned by both sides. Their testimony can significantly influence the outcome of a trial, as it adds credibility and clarity to the evidence presented. The role of an expert witness is essential in ensuring that justice is served based on accurate and reliable information.