Centre for Lusophone and European Literatures and Cultures Eça de Queirós and Father António Vieira, among other great Lusophone authors, through the publishing of previously unavailable sources and reference works, including complete works of the great figures from the History of Portuguese culture. The interchange of knowledge between Lusophone and European cultures has also been expanded, giving rise to interartistic studies (coordinated by Annabela Rita), to the imaginary of cultural studies (coordinated by José Eduardo Franco), to the studies on interculturality of the iberian world and the Slavonic world (coordinated by Béata Cieszynska), to the studies on the didactics of literature, the work in oral and traditional literatures,
Proto-Indo-European language Proto-Indo-European language Proto-Indo-European (PIE) is the linguistic reconstruction of the common ancestor of the Indo-European languages, the most widely spoken language family in the world. Far more work has gone into reconstructing PIE than any other proto-language, and it is by far the best understood of all proto-languages of its age. The vast majority of linguistic work during the 19th century was devoted to the reconstruction of PIE or its daughter proto-languages (such as Proto-Germanic), and most of the modern techniques of linguistic reconstruction (such as the comparative method) were developed as a result. These methods supply all current knowledge