Posy Simmonds is the author of many books for adults and children, including Gemma Bovery, Lulu and the Flying Babies and Fred, the film of which was nominated for an Oscar. She has won international awards for her work, including the 2009 Grand prix de la critique bande dessinée for Tamara Drewe. Both Gemma Bovery and Tamara Drewe have been made into successful feature films. Her third graphic novel, Cassandra Darke was published in 2018. She lives in London.