Lewis Carroll (1832-1898) is the pseudonym of Charles Lutwidge Dodgson. Carroll was a mathematics lecturer who in his spare time penned poems, short stories and children's tales as well as puzzles and games of logic. He was also a pioneering photographer.
Tove Jansson (1914-2001) was a novelist, painter, illustrator and cartoonist. Born in Helsinki, Finland, Jansson's books have been translated into over forty languages. She is most famous for her much-loved Moomin characters. She also wrote eleven novels and short-story collections for adults, including The Summer Book, The True Deceiver, Fair Play, and The Woman Who Borrowed Memories (available as NYRB Classics).