Audrey Niffenegger is a visual artist and writer who lives mostly in Chicago and occasionally in London.

She has published six books, including the novels The Time Traveler's Wife and Her Fearful Symmetry. She helped to found the Columbia College Chicago Center for Book and Paper Arts.

Her art has been exhibited by Printworks Gallery in Chicago since 1986. She is a Professor in the Fiction Department of Columbia College.

Her recent projects include a ballet, Raven Girl, in collaboration with Wayne McGregor for the Royal Opera House Ballet.

Dan Abnett has written over fifty novels, including Anarch, the latest instalment in the acclaimed Gaunt’s Ghosts series. He has also written the Ravenor and Eisenhorn books, the most recent of which is The Magos.

For the Horus Heresy, he is the author of Horus Rising, Legion, The Unremembered Empire, Know No Fear and Prospero Burns, the last two of which were both New York Times bestsellers.

He also script ed Macragge’s Honour, the first Horus Heresy graphic novel, as well as numerous audio dramas and short stories set in the Warhammer 40,000 and Warhammer universes. He lives and works in Maidstone, Kent.