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To create its highly regarded networking information products, Certification Zone relies on the highest editorial standards. Other companies often use inexperienced or uncertified networking professionals to save money and cut corners. 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.

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

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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