Born with dual Greek/German nationality, Efthimis Kosemund Sanidis studied Informatics Engineering, and then Contemporary Arts at Le Fresnoy - Studio National in France. His films have won acclaim at festivals around the world. His debut short film, II (2014), won the Pack & Pitch award at Sarajevo while in development, followed by a world premiere in the Pardi di Domani section of the Locarno IFF. He shot his next two films, ODETTE (2015) and UNBUILT LIGHT (2017), while in residency at Le Fresnoy, with the latter opening in competition in the Sarajevo IFF. ASTROMETAL (2017) was nominated for a Golden Lion in the Orizzonti section of La Biennale di Venezia. ALL THE FIRES THE FIRE (2019) won the Special Jury Award at Clermont-Ferrand International Short Film Festival 2020.