> [!info] Personal working space > This is my personal working space. The final version of this page is at: > https://atharkhan.com/glossary/witness/ A person who gives testimony under oath or affirmation. Distinguish personal observations from a specialized opinion. ## Working notes A fact witness might describe a custody exchange. An expert might explain the value of a business. Under [[Cal. Evid. Code § 720]], expert qualifications must fit the subject of the testimony. [[Voir Dire]] may be used to examine those qualifications. > [!tip] Evidence > Being permitted to testify does not mean the judge must accept the testimony. Credibility, admissibility, and weight remain separate questions.