QUARTO is an artist duo founded in 2003 by Anna af Sillén de Mesquita and Leandro Zappala. Based in Stockholm they live between Brazil and Sweden collaborating with other artists, researchers, academics and institutions devoted to research and development in the art field. This permanent dialogue in-between two distinct countries forces QUARTO to deal with different working conditions, politics, economies, cultures, infrastructure etc. Placing them in constant challenges and impermanence in a transient and nomadic lifestyle. Their work has been shown internationally at museums, in different venues and galleries throughout the world. 2018 QUARTO received the Birgit Cullberg award.