Dr. Thomas W. Shinder is an MCSE, MCP+I, and MCT. He has worked as a technology trainer and consultant in the Dallas-Ft. Worth metro area, assisting in development and implementation of IP-based communications strategies for major firms such as Xerox, Lucent and FINA.

Marc Grote is an MCSA/MCSE Messaging & Security, an MCTS/MCITP and a Microsoft Certified Trainer and MCLC. He is a freelance IT Trainer and Consultant in the north of Germany near Hanover. He works with Invenate GmbH on special projects. You can find more information about Invenate at ttp://www.invenate.de. He specializes in ISA Server, Exchange, Security for Windows 2000/2003 and Windows Server 2008 designs, migrations and implementations, and Citrix Metaframe implementations. His efforts have earned him recognition as a Microsoft MVP for ISA Server since 2004. You can visit his homepage at http://www.it-training-grote.de.

Ricky M. Magalhaes is a security specialist that has worked as a consultant and IT technical specialist for the past 8 years. He has been primarily responsible for implementation and design of Security, network architecture, communications, network infrastructure and Security R&D for many South African organizations that he works with. He is a windows 9x product specialist and has been working with the windows product since version win 3.11. He has also written articles on security for www.windowsecurity.com ; www.ISAserver.org ; www.governmentsecurity.com and many other well known security and technology websites.

Stefaan Pouseele is a network engineer, working for Cevi NV in Belgium. On October 1, 2002 he received for the first time the prestigious Microsoft Most Valuable Professional (MVP) Award 2003 for his contribution to the ISA Server online community. To this very day, his award period was extended to 2008.