Un automne rouge sang Paul Thies was born in Strasbourg in 1958. Since then, he has lived in Buenos Aires, Madrid, Tokyo, Mexico City and finally, Paris. He enjoys travelling, and he enjoys train stations and airports. He also loves literature and he loves writing exciting stories for young adults.

Charles Ferro was born in Utica, a medium-sized city in upstate New York. He holds a Bachelor of Business Administration degree from St. John Fisher College, and earned a certificate for the teaching of English at the State University of New York. Currently a freelance writer and journalist. Charles Ferro has been living in Denmark since 1977 with his wife Rita. They have a daughter, Marie Celeste. Charles enjoys reading, fishing and cooking. When he was around nine years old, he asked his grandmother to take him to a movie made from an Edgar Allan Poe story.

When Charles Ferro was around nine years old, he asked his grandmother to take him to a movie made from an Edgar Allan Poe story. The film scared the daylights out of the young boy. He has loved stories about the supernatural ever since that day. Charles was born in Utica, a small city in upstate New York where many of his books take place. He has been living in Copenhagen, Denmark for more than 30 years.