Helen won the Dundee Picture Book Award for her 2008 book, Fleabag. The same book was recently named by children’s laureate Julia Donaldson as one of her top ten picture books. She has been shortlisted for many other prizes. The Big Adventure of the Smalls, which was published in March, was shortlisted for Junior Design Awards’ Picture Book of the Year 2012. Her hugely popular How to Hide a Lion has been followed by further lion stories. She has illustrated books for other authors including Michael Morpurgo.