Andrea Martorana Tusa is an Italian guy, working as a BI specialist for Widex, a Danish company that manufactures and sell hearing aids worldwide. But he wouldn’t be widely known for that. Andrea is strongly committed to the SQL community as speaker at many events on data, BI, and analytics, including SQL Saturday events, as well as SQL Nexus, SQL Konferenz, SQL Day, Join db Conference, DataMinds Connect, and the Microsoft Data & BI Summit.
For his commitment he has been awarded the MVP award for Data Platform.  
Andrea is an advanced user of every data analytics platform product from Microsoft, including Power BI, SQL Server, SSAS, and the R statistical language, and writes articles on websites.