
Rus Healy, CCIE No. 15025, works as a senior engineer for Annese and Associates, a Cisco partner in Upstate New York.
Naren Mehta, CCIE No. 9797, has more than eight years of technical instruction experience. He is responsible for designing and delivering Cisco certification preparation courses, with a focus on the CCIE Routing and Switching and Security written and lab exams.

Wendell Odom, CCIE No. 1624, has been in the networking industry since 1981. He has worked as a network engineer, consultant, systems engineer, instructor, and course developer. He is author of all the previous editions of the CCNA Exam Certification Guide series from Cisco Press, as well as the Cisco QoS Exam Certification Guide, the CCIE Routing and Switching Official Exam Certification Guide, Computer Networking First Step, the CCNA Video Mentor, and other titles. He also teaches classes for Skyline Advanced Technology Services and blogs regularly on the NetworkWorld.com Cisco Subnet site.