Marcel Souza is a Brazilian author, journalist, and screenwriter, born in Rio de Janeiro. He is known for his works in children's and young adult literature and thrillers, with notable titles such as "O Enigma do Labirinto" (The Labyrinth's Enigma) and "A Coruja que Não Sabia Voar" (The Owl That Couldn't Fly). He has also worked as a screenwriter for television and film and has been recognized with awards for his literary contributions.