pseudonymen
Pseudonymen, or pseudonyms, are fictitious names used by authors, artists, performers, and other public figures to conceal or alter their identity, or to craft a distinct professional persona. A pseudonym may be adopted for privacy, marketing, gender-related reasons, political safety, or to separate different kinds of work. A pseudonym can be permanent or temporary, and some creators publish under multiple names.
The term derives from the Greek pseudo- and onoma, meaning false name; in English and other languages,
In literature, pseudonyms are common: authors use pen names to publish material without revealing true identity,
Legal and ethical aspects: rights to work published under a pseudonym may be owned by the author,