Pierre Bijaoui is a Solution Architect for HP Services, based in Sophia Antipolis, France. He is often involved with large customer deployments, dealing with data center and storage architectures and technologies and Windows performance tuning and optimization. Pierre has been a tutor of the unanimously acclaimed Exchange Academy program at HP since its inception and was specialized in mobility, server and storage design and performance aspects of Microsoft Exchange. Pierre is a Microsoft Certified Architect (Infrastructure). In December 2001, he published a book, Scaling Microsoft Exchange 2000: Create and Optimize High-Performance Exchange Messaging Systems, (Digital Press), updated in November 2006 for Exchange 2003 SP2.Juergen Hasslauer is a Solution Architect for HP Consulting and Integration based in Germany. He supports customers to help them define the architecture of their IT solutions. His current focus is designing highly available Microsoft Exchange environments and infrastructure optimization using virtualization solutions. Juergen is a frequent speaker at industry conferences such as Microsoft Exchange Connections.