This document provides guidance on writing biographies in 3 or fewer sentences. It defines a biography as an account of someone's life written by another person. Biographies explore key events in a person's life and find meaning within them. The document recommends including significant information about the subject, a strong introduction, proper structure by focusing on important life events, and a conclusion that discusses the subject's contribution. It also provides tips for choosing a title, introducing the subject, proofreading, and using references.