Siegfried Jagott is a Principal Consultant and Team Lead for the Messaging and Collaboration team at Allgeier IT located in Munich, Germany and was awarded the Most Valuable Professional (MVP) for Exchange Server title by Microsoft in 2013.
He's author of Microsoft Exchange Server 2010 Best Practices (Microsoft Press) and Microsoft Official Curriculum (MOC) #10135 Configuring, Managing and Troubleshooting Microsoft Exchange Server 2010, MOC #10165 Updating Your Skills from Microsoft® Exchange Server 2003 or Exchange Server 2007 to Exchange Server 2010 and he's co-authored various other Windows and Exchange books.
Siegfried has planned, designed, and implemented some of the world's largest Windows and Exchange Server infrastructures for international customers. He received an MBA from Open University in England, and is a Microsoft Certified Systems Engineer (MCSE) since 1997.