The exploits of the head wizards of the Unseen University are one of the main plot threads in the longrunning fantasy series, and have played a central role in 13 novels to date, as well as the three supplementary Science of Discworld novels and the short story, A Collegiate Casting-Out of Devilish Devices.

* Narrative footnotes, which continue the story while commenting on it ( e. g. Nabokov's Pale Fire, House of Leaves, Infinite Jest by David Foster Wallace, Jonathan Strange & Mr Norrell by Susanna Clarke, Alan Moore's From Hell, Cable & Deadpool by Fabian Nicieza, An Abundance of Katherines by John Green, Shriek: An Afterword by Jeff VanderMeer, many books by Robert Rankin and the Discworld novels by Terry Pratchett ).

It was originally published in 1990 as a " Discworld story ", in a larger format than the other novels and illustrated by Josh Kirby.

She also appeared in the short story " The Sea and Little Fishes " and in The Science of Discworld II: The Globe.

The book alternates between a typically absurd Discworld story and serious scientific exposition.

The book alternates between a typically absurd Discworld story and serious scientific exposition after each chapter.

The book is also a sequel to the Discworld short story " The Sea and Little Fishes ", which introduced the Witch Trials and Mrs Earwig.

in North America ), Discworld Noir ( a stand alone story starring an original character ), a text adventure called The Colour of Magic which strictly adheres to the events of the first Discworld novel and another game based on The Colour of Magic released on mobile phones titled Discworld: The Colour of Magic.

As with many of the Discworld novels, the story takes place in Ankh-Morpork, a powerful city-state based on the historical and modern settings of various metropolises like London or New York City.

Theatre of Cruelty is a short Discworld story by Terry Pratchett written in 1993.

This is the first Discworld book to reveal much about Angua's background, and her parents and brother Wolfgang all figure in the story.

As with the first two volumes, the book alternates between a Discworld story and a serious scientific discussion.

In the Discworld story the wizards learn that, once again, the history of Roundworld has changed, resulting in humans failing to leave Earth before the Extinction Level Event shown in the earlier books.

The Discworld story reflects all this, as the wizards must ensure that The Origin of Species is written to maintain Earth's history.

Death and What Comes Next is a Discworld short story by Terry Pratchett.

There are many references to this story in English Literature including Terry Pratchett's Discworld novel Monstrous Regiment and Stephen King's It.

* In 1996, Hogfather, one of Terry Pratchett's popular Discworld series of novels, gave the story a decidedly less morbid ending, thanks to the intervention of Death himself ; currently acting as the Hogfather to compensate for the original's absence, he uses his current status to give the little match girl the present of a future.

After a somewhat shaky start it quickly became an amusing story written in a style inspired by the early Discworld books by Terry Pratchett.

The Last Continent is the twenty-second Discworld novel by Terry Pratchett.

The Last Hero is a short novel, the twenty-seventh of the Discworld series by Terry Pratchett.

), a war ( Jingo ) plus one near-civil war ( Men at Arms ), and an attempt to destroy the Discworld ( The Last Hero ), as well as the metaphysical crises of Moving Pictures, Music With Rocks In ( Soul Music ), superfluous life force and belief ( Reaper Man, Hogfather ), and one major temporal shatter ( Thief of Time ).

The pie floater also makes an appearance in the Discworld novel The Last Continent by Terry Pratchett, where it is sold by Fair Go Dibbler, one of a number of similar characters who sell " regional delicacies " across the Disc.

Hex appears in the books Interesting Times, Soul Music ( novel ), Hogfather, The Last Continent, Going Postal, The Science of Discworld I, II and III, Making Money and Unseen Academicals and in the video game Discworld II: Missing Presumed ...!

* The Ceremony is also parodied in the opening pages of Terry Pratchett's Discworld novel The Last Continent, where a similar ceremony takes place at Unseen University.

He is mentioned in Small Gods and Discworld Noir, and appears in The Last Hero.

He is mentioned in Discworld Noir and appears ( but is not named ) in The Last Hero.

* Sessifet-The naked blue Goddess of the Afternoon, also appears in The Last Hero and Discworld Noir.

Fair-Go Dibbler, citizen of Fourecks ( The Last Continent ) in Terry Pratchett's Discworld series, is famous for selling the archetypal pie floaters to his unsuspecting customers.

* In the Discworld novel The Last Continent, there are frequent references to the Ecksian people ( analogous to Australian Aborigines ) being the only culture on the Disc to have a word meaning " that smell you get after rain ".

In the Discworld novel, Sourcery by Sir Terry Pratchett ; Nijel the Destroyer, a newbie barbarian hero learning the trade from the book ‘ Inne Juste 7 Dayes I wille make You a Barbearian Hero ’ ( sic ) ( written by Cohen the Barbarean, allegedly ) claims “ It ’ s in the book.

In more modern times, Piers Anthony's Xanth books, Robert Asprin's MythAdventures of Skeeve and Aahz books, Terry Pratchett's Discworld, and Tom Holt's books provide good examples, as do many of the works by Christopher Moore.

In the fictional Discworld universe created by author Terry Pratchett, the city-state of Ankh-Morpork contains numerous Guilds ( including respective Guilds for Assassins, Beggars and Fools, as well as Thieves and others ), all of which have a monopoly on the various trades which they dominate.

* In the Discworld series of novels by Terry Pratchett, the practice of retrophrenology is mentioned.

In Terry Pratchett's Discworld novels, particularly those featuring the Lancre witches, the Picts are an obvious influence on the Nac Mac Feegle, a race of tiny wood-fairies whose speech is influenced by Scottish Gaelic and who are tattooed with blue war-paint.

This was followed in 1999 by another graphic album titled A Cosmic Cornucopia, which includes extensive text by David Langford and two chapters dedicated to his work for Terry Pratchett's Discworld series.

The History Monks appear in Terry Pratchett's Thief of Time and explain anachronisms in the Discworld ( such as Elizabethan theatre existing simultaneously with opera ) by describing how history was previously destroyed by a magical clock and they have been haphazardly attempting to reconstruct it.

In the Discworld books by Terry Pratchett, the Patrician's Palace contains the Rats Chamber, an anagrammatical equivalent to the actual Star Chamber.

Mort is a Discworld novel by Terry Pratchett.

" Vorbis " is named after a Discworld character, Exquisitor Vorbis in Small Gods by Terry Pratchett.

He followed on this Discworld work by playing a role in the live action television dramatisation of Hogfather, broadcast on Sky over the Christmas season in 2006.

In the Discworld novel Witches Abroad, by Terry Pratchett, one of the characters is a zombie by the name of Baron Saturday, who is the former ruler of the fictional country of Genua.

It is suggested in the book that, in one of the many parallel universes adjacent to the one on which the Discworld novels take place, Ridcully and Esme Weatherwax are married and have children ; though it also implies that they were all probably killed by the Queen of the Elves.

His entry in The New Discworld Companion states: ' originally rather lazy by nature, he seems to have blossomed to become the youngest and most depressingly keen member of the faculty ... as one of the few wizards at the University with his head screwed on in any fashion, he appears, quite against his will, to be in the front line '.

* In The Science of Discworld III: Darwin's Watch by Terry Pratchett a reference is made to " those bastards over at Braseneck College ", probably a parody of Brasenose.

A book mentioned in the Discworld novels by Terry Pratchett was written by a wizard named Humptulip ( no terminal " s ").

The Friends of Abingdon's Unicorn Theatre, housed in the old Abbey buildings, is the site of first productions of many stage adaptations of Terry Pratchett's Discworld novels, by Stephen Briggs.

Jingo is the 21st novel by Terry Pratchett, one of his Discworld series.

Several foundlings appear in Terry Pratchett's Discworld: most notably Captain Carrot Ironfoundersson ( found as a toddler among the ruins of a caravan party attacked by bandits, surrounded by the bodies of the adults ; Carrot was adopted and raised by the dwarfs who discovered him, and was surprised to learn at age 16-and 6ft 6in tall-that he was not a dwarf ; mounting evidence suggests that Carrot is the scion of the deposed Ankh-Morpork royal family, but he himself has suppressed this as much as possible, considering the role of police captain to be a preferable one in which to safeguard his city and keep order ), also Tomjohn ( rightful heir to the throne of Lancre, rescued from his father's killer by loyal servants, entrusted to the local witches and given to travelling actors to raise ; Tomjohn eventually returns to the kingdom, but does not wish to rule it, preferring to remain an actor ) and Keith ( The Amazing Maurice and His Educated Rodents-ironically, Malicia, obsessed with fairytales, is certain that this makes him likely to be a prince, but Keith explains that it is common in the city to abandon babies outside the Guilds where they are likely to receive care and training in a trade ).