This document discusses the key features of biographies. It notes that a biography is a life story of an individual written by another author, in the third person. An autobiography differs in that it is written by the subject of the biography in the first person. Biographies can come in many forms, including encyclopedias, directories, authorized stories, and unofficial accounts. When writing a biography, authors typically include an opening paragraph summarizing the subject's life, use past tense, write in the third person, recount key events in chronological order.