What does "legal fiction" mean?

What is a "legal fiction"? What is its purpose in law? This video explains the concept of a legal fiction, and provides three examples to aid understanding of the concept, including the fiction that a company is a legal person.
This video was developed and presented by Sheridan Clark. Sheridan is a sessional academic with experience in teaching foundational law and internet (tech) law; researching, and examining assessments. She also has over five years' experience in the legal tech and legal publishing spheres. You can find Sheridan on:
• LinkedIn: linkedin.com/sheridan-clark
• TikTok: / missionthink