Titia Ex (NL, 1959) is a visual artist based in Amsterdam. Ex studied film and photography at the Rijksakademie in Amsterdam and was artist-in-residence at the video department of Musashino Art University in Tokyo. Her first experiments as a choreographer of light, time and space took place in the theatre. Here, she worked with dancers, actors and musicians. At the Rijksakademie, she made her first installations in which light an autonomous visual element plays a central role.