Marion Billet was born in 1982 in Lyon, France. She studied children's book illustration at the Emile Cohl School. Marion is widely published – around eighty children's books in eleven different countries, including the Whizzy Wheels series (My First London Bus, My First London Taxi, My First Digger, My First Tractor, My First Train and My First Fire Engine) as well as Hello! London, a push, pull and slide book of London landmarks and Busy London. Her illustrations have also appeared in magazines, on stationery and toys, and on children's furniture and clothes. Marion now lives in Paris.