Marco Russo is a consultant and trainer in software development based in Italy, focusing on development for Microsoft Windows operating systems. He's involved in several Business Intelligence projects, including those of relational and multidimensional warehouse design, with particular experience in sectors like banking and financial services, manufacturing and commercial distribution. He previously wrote several books about .NET and recently co-authored 'Introducing Microsoft LINQ' and 'Programming Microsoft LINQ', both published by Microsoft Press. He also wrote 'The many-to-many revolution', a mini-book about many-to-many dimension relationships in Analysis Services, and co-authored the 'SQLBI Methodology' with Alberto Ferrari. Marco is a founder of SQLBI (http://www.sqlbi.com) and his blog is available at http://sqlblog.com/blogs/marco_russo