Centre for Lusophone and European Literatures and Cultures and to reflections on entrepreneurship, regarded as one of the drivers of innovation in Portuguese culture. In 2011, CLEPUL changed its name to Centre for Lusophone and European Literatures and Cultures of the Faculty of Letters of the University of Lisbon, while keeping its acronym, in order to preserve its history while embracing its new scientific landscape. In 2014, CLEPUL is home for 536 researchers and 110 integrated members, organized in 7 Research Groups: Each Research Group has its associated Pole in other universities, including in Brazil and Angola, gathering experts in Literary science, Linguistics, History, Art History, Cultural studies,
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