Sina Ataeian Dena is an interdisciplinary artist, filmmaker, screenwriter, dramaturg, and producer. His debut film as writer, director, and producer, Paradise (2015), was nominated for the Golden Leopard at the Locarno Film Festival and won the Ecumenical Jury Prize and Art Peace Award, among many others worldwide. Sina was dramaturgical advisor and producer on Critical Zone (2023), which won the Golden Leopard at Locarno among multiple other international awards, and Seven Winters in Tehran (2023), which won the Berlinale Peace Film Prize, among many others worldwide. Sina works as a producer at the internationally acclaimed German production company Ma.ja.de. He teaches scriptwriting at the German Film and Television Academy Berlin (DFFB).