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Learn more about the networking professionals who lend their experience to help you achieve your goals

To create its highly regarded networking information products, Certification Zone has always relied on a skilled group of world-class experts, who are certified and experienced, to write and develop our Cisco certification preparation products. Instead of using just one or two networking professionals to address the multitude of topics addressed on Cisco's certification exams, Certification Zone finds experts in each topic who have hands-on field experience with the technologies they cover for our site.

Andrew Whitaker
Annlee Hines
Barry Meinster
Chris Ackerman
Chuck Larrieu
Dale Holmes
Damarcus Richards
Dan Farkas
David Wolsefer
Dennis Laganiere
Don Dettmore
Galina Pildush
Howard C. Berkowitz
Jason Sinclair
Jason Wydra
John Neiberger
Katherine Tallis
Ken Chipps
Kevin Downes
Leigh Anne Chisholm
Marc R. Menninger
Marianne Lepp
Mark Poplar
Marvin Greenlee
Michael Connelly
Mike Sweeney
Peter A. Van Oene
Priscilla Oppenheimer
Richard Gosney
Rita Puzmanova
Rodgers Moore
Ronald Trunk
Scott Morris
Shirley Myers

Dennis Laganiere


Certification Zone Study Guides by Dennis Laganiere:

Wireless Networking

Dennis Laganiere, CCNP, CCDP, MCSE+I, MCT (and a dozen other miscellaneous certifications), has been working in Information Technology for over twenty years, the last four as IT Manager for a medical products company in Southern California. During that time, he has worked for several major organizations, including four years as Senior Network Analyst for Qwest Communications, a tier-one provider.

Dennis is the primary author of the NLI's Study Guide for the CCIE R&S; Written Exam, and has developed other Cisco related training materials for several prominent web sites. He is currently working on several technical writing projects to finance his primary goal of developing the largest collection of Cisco shirts in the known world, without completely alienating his wife and two children.

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