Sophie Aggett lives in London and likes to spend her time reading detective stories while eating pizza piled with as many toppings as possible. She loves her job writing and editing children's books but thinks she would be good at solving mysteries, too. When Sophie retires, she plans to open a detective agency by the sea.

Rosie Butcher was born in the North of England where she grew up dreaming of illustrating children's books. She completed a BA in illustration in 2011 and now spends happy days covered in watercolors and pastels. She lives with her husband and young daughters in East Yorkshire.