Pseudonym the attempt was not entirely successful – and the two are still sometimes confused by booksellers. A pen name may be used specifically to hide the identity of the author, as in the case of exposé books about espionage or crime, or explicit erotic fiction. Some prolific authors adopt a pseudonym to disguise the extent of their published output, e.g. Stephen King writing as Richard Bachman. Co-authors may choose to publish under a collective pseudonym, e.g., P. J. Tracy and Perri O'Shaughnessy. Frederic Dannay and Manfred Lee used the name Ellery Queen as both a pen name for their collaborative
Pen name of Luther Blissett and Wu Ming. In Indian languages, writers may put a pen name at the end of their names, like Ramdhari Singh Dinkar. Sometimes they also write under their pen name without their actual name like Firaq Gorakhpuri. In early Indian literature, we find authors shying away from using any name considering it to be egotistical. Due to this notion, even today it is hard to trace the authorship of many earlier literary works from India. Later, we find that the writers adopted the practice of using the name of their deity of worship or Guru's name as