引言:20世纪以来,随着科学技术的突飞猛进,司法证明方式也随之从人证时代步入物证时代。物证在司法证明活动中的作用日益凸显,科学技术对证据法的影响也越来越大,各个领域的专家证人不断走进法庭在司法证明舞台上扮演着重要的角色。随之而来的问题是:如果专家证人故意提供虚假? Introduction: Since the twentieth century, with the rapid development of science and technology, the way of judicial proof has also stepped into the era of material evidence from the time of witness. Material evidence plays an increasingly prominent role in forensic activities and the influence of science and technology on evidence law is also growing. Expert witnesses in various fields continue to walk into the courtroom to play an important role in the forensic process. The question that follows is: If expert witnesses deliberately provide falsehood?