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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

Don Dettmore

Don Dettmore is a network designer for a leading worldwide IT Solutions provider to the financial industry. He is currently working on two network implementations with Fortune 500 companies.

In addition to writing for CertificationZone.com, he is co-author of a new book for the CCNP Support exam.

Don's worked with computers for over 10 years. For the last 5 years he has been doing network design and administration. He recently became CCIE #8555. Previously, he earned his CCNP certification and holds CNE and MCSE certifications.

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