Marco Russo is a consultant and trainer in Business Intelligence. He is a founder of SQLBI (www.sqlbi.com), which provides mentoring and consulting on Business Intelligence based on Microsoft technologies. Marco has several Microsoft certifications including SSAS Maestro, MCDBA, MCSD, MCSA and MCAD, and is also an MVP and a former MCT. He wrote several books about Analysis Services, Power Pivot, Power BI, and DAX, for Microsoft Press. He is also a speaker at international conferences such as Microsoft Ignite, PASS Summit, and SQLBits.