Salvatore Dedola is a graduate in linguistics with a degree in Germanic (Gothic language). For several years he is comparing the Indoeuropean languages with those Semitic in order to identify the foundations of authentic Sardinian language. As part of its studies on the etymology of the Sardinian Language of Origins, wrote the books "Toponomastica Sarda", "Flora sardoa", "I pani della Sardegna", "La Flora della Sardegna", "I cognomi della Sardegna", "I toponimi della Sardegna". It is imminent the publication of the book "La religione pre-Cristiana della Sardegna, " followed by "Economia e Società della Sardegna pre-romana". Starting from the book "I Pani della Sardegna" he launched a series of Semitic Studies within which are coming together all etymological investigations conducted on the entire human knowledge of the Sardinian language. In this part enter too the translation of the jargon of Isili's coppersmiths and the translation of the Stele of Nora. This is the oldest document of the central-western Mediterranean. Here the shorter studies are not mentioned, also conducted in the field of etymologies.
Salvatore Dedola feeds their studies on the Sardinian language as well with an asset and a long-term investigations on the territory. It was three times the regional president of the Italian Alpine Club, and still runs through the mountains and all the natural sites of Sardinia. The investigations on the nature in Sardinian mountains gave birth to the book "Sentiero Sardegna, Sentiero Italia, Sentiero Europa" (where he describes the longitudinal traverse of the island along the "Path of Italy, which he studied, and subsequently opened in 1995). He has also written "A Journey in Silence" (crossing nature of the island, from west to east). Ebout environmental issues he has also written two smaller volumes.