California Jury Instruction — Expert Witnesses is a set of guidelines provided to the jury by the court, aimed at helping them understand the role of expert witnesses in a trial. Expert witnesses are individuals with specialized knowledge and expertise in a particular field relevant to the case at hand. These instructions outline the standards and criteria that the jury should consider when evaluating the testimony of expert witnesses. They provide detailed guidance on how to assess the credibility, qualifications, and reliability of these witnesses, ensuring that the jury can make informed decisions based on their testimonies. California Jury Instruction — Expert Witnesses consist of several types, each covering different aspects of expert witness testimony. Some commonly used instructions include: 1. CAC No. 219: This instruction defines an expert witness and explains that the jury may rely on their specialized knowledge to help understand the evidence presented. 2. CAC No. 220: This instruction clarifies that expert witnesses are not ordinary witnesses and should not be judged based on the same standards as regular witnesses. It emphasizes that their opinion should be given appropriate weight considering their expertise. 3. CAC No. 221: This instruction guides the jury on examining the expert's qualifications, including their education, training, experience, and professional background. It emphasizes the importance of assessing whether the expert is sufficiently qualified to provide reliable opinions. 4. CAC No. 222: This instruction highlights that the jury should consider the expert's basis and reasons for their opinions. It instructs the jury to evaluate whether the expert's opinions are supported by factual evidence and reliable principles. 5. CAC No. 223: This instruction explains the jury's role in determining whether to accept or reject an expert's opinion. It emphasizes that the jury is not bound by the expert witness's testimony and should use their own judgment in evaluating its credibility. 6. CAC No. 224: This instruction guides the jury on how to assess the credibility of the expert witness, including their demeanor, objectivity, and potential bias, if any. These are a few examples of California Jury Instruction — Expert Witnesses that are utilized to aid the jury in comprehending the complexities involved in expert witness testimony. By adhering to these instructions, the jury can make well-informed decisions regarding the weight and credibility to assign to expert opinions, ultimately contributing to a fair and just trial.