Valentine has been working at Sound and Vision since 2008. She has a broad knowledge on archiving audiovisual media. From collection creation, copyrights, digitization, adding metadata and ingest to preservation. She is currently working on archiving new media. She has specific knowledge of the collections of 8mm film, web videos and games at Sound and Vision.
Valentine studied Media and Culture at the University of Amsterdam, specialising in film with a minor in cultural history. She also worked as a film operator in a cinema. And she worked for a digitization company that was mainly focused on 8mm film. She is chairman of the Stichting Amateurfilm.