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 Ogure Ito is roughly how the Japanese pronounce "oh great". A "shâ'er" (Persian from Arabic, for poet) (a poet who writes "she'rs" in Urdu or Persian) almost always has a "takhallus", a pen name, traditionally placed at the end of the name (often marked by a graphical sign placed above it) when referring to the poet by his full name. For example, Hafez is a pen-name for "Shams al-Din", and thus the usual way to refer to him would be "Shams al-Din Hafez" or just "Hafez". "Mirza Asadullah Baig Khan" (his official name and title) is referred to as "Mirza