筆者

Noun

 * 1) the author; the writer

Usage notes
While writer and author can both be translated as or  depending on the context, the former term can only refer to a writer who is relatively well-established, while the latter term can refer to any person who writes a text. shares the same meaning as. is usually used self-reflexively.

Pronoun

 * 1) I, the author, the writer (in self-reference)