is no indication of any future novels being planned featuring the Ninth Doctor. Beginning in 2012, hardback books featuring past Doctors are being published, though at a much reduced rate compared with the pre-2005 output. The books are longer, in a larger format, and written by (or in once case, adapted from earlier work by) prominent science fiction authors. As of the beginning of 2012, the three titles announced are Shada by Gareth Roberts (a novelisation of the unbroadcast television story by Douglas Adams), The Wheel of Ice by Stephen Baxter and Harvest of Time by Alastair Reynolds. The ninth Doctor novel The Monsters Inside by Stephen Cole is the first spin-off novel to be referred to in the television series — in the episode "Boom Town", the Doctor and Rose's trip to the Justicia system is mentioned. In 2007, Paul Cornell's NA novel, Human Nature, was adapted (with significant changes) as the two-part story Human Nature and The Family of Blood. By far, the most prolific writer of Doctor Who fiction is Terrance Dicks, who has written well over 70 titles including the majority of Target Books novelizations, as well as original works for both the Virgin and BBC Books series. In March 2007, his first work for the revived series, the Tenth Doctor adventure Made of Steel, was released in the Quick Reads format. This was the first original novel published featuring companion Martha Jones. A number of characters created for original Doctor Who fiction have been spun off into series of their own, such as the comic book Miranda based upon a character created for Lance Parkin's novel Father Time, though the comic was not a success and was cancelled after three issues. First Mad Norwegian Press and later Random Static published a series of Faction Paradox books, based on the characters created by Lawrence Miles for the novel Alien Bodies, and also republished one of the Bernice Summerfield novels originally published by Virgin. Comics Polystyle era comic strip (1964-1979) Comic strip adventures of the Doctor appeared almost from the beginning of the television series. The first phase has become known as the ‘Polystyle era’ (1964-1979) of Doctor Who comic strips. Paul Scoones, an historian of the Doctor Who comic strip, writes: 'First launched in the pages of TV Comic in November 1964, the comic strip version of Doctor Who is just one year younger than the