Cédric Guillaume is a French author born in 1974. He is known for writing suspense novels and thrillers, often featuring psychological elements and unexpected twists. He has published several works, including "Le Pacte de l'ombre" (2018), "Le Refuge" (2019), and "Les Disparus de l'hiver" (2020), which have been well-received by critics and readers in the thriller genre.