David Roberts has earned great acclaim for his distinctive illustrations. David's work includes collaborations with his sister Lynn on retellings of several classic fairy stories - their book Little Red was shortlisted for the 2005 CILIP Kate Greenaway Medal.

David's first collaboration with Julia Donaldson - Tyrannosaurus Drip - was published in 2007 by Macmillan, and since then they have worked together on several other picture books.

David is also the illustrator of the New York Times bestselling Rosie Revere, Engineer and Ada Twist, Scientist written by Andrea Beaty. David Roberts has been fascinated by the suffragists since his school days, and his illustrated history of the fight for women's suffrage is a real passion project.

Adam Guillain is a performance storyteller and was the Roald Dahl Museum and Story Centre Writer in Residence.