Katherine Halligan worked in children’s publishing for many years, writing over 150 novelty, non-fiction and picture books along the way.
Most recently she ran the non fiction list at Nosy Crow, where she wrote books on a wide range of subjects.
HerStory (Nosy Crow), is Katherine's highly acclaimed collection of biographies of 50 women and girls who changed the world.
Forthcoming books include Bang! A Story of How Our Universe Began, illustrated by Amy Grimes (Walker) and Sunday, Funday: An Activity For Every Week Of The Year, illustrated by Jesus Verona (Nosy Crow).
After living in the UK for twenty years, Katherine recently returned with her family to her native California.