The Great Big Body Book

Mary Hoffman has written over 100 books for children. Amazing Grace, commended for the Kate Greenaway medal, and its sequels has sold over 1.5 million copies. As well as the successful Stravaganza sequence of teenage novels, translated into over thirty languages, The Great Big Books series of information books for younger readers, illustrated by Ros Asquith has done very well. The first, The Great Big Book of Families, won the inaugural SLA Information Book Award in the under 7s category.

Mary loves to write historical fiction and her books for Bloomsbury - The Falconer's Knot, Troubadour and David - have been followed by Shakespeare's Ghost and The Ravenmaster's Boy. She runs a widely-read blog called The History Girls. Mary is an Honorary Fellow of the Library Association (CILIP) and lives in Oxfordshire.

Ros Asquith started out as a photographer, became theatre critic for Time Out, City Limits and The Observer before emerging as an author and Guardian cartoonist. She wrote the best-selling book, I Was A Teenage Worrier, and the Girl Writer series. The first book in her new series, Letters from an Alien Schoolboy, was published in 2010 and the second book, Cosmic Custard, was published in October 2011. She lives in North London.