DAVID WESTCOTT is the coauthor of seven books about wireless networking, security, and analysis, including the bestselling CWNA: Certified Wireless Network Administrator Official Study Guide.

Since teaching his first Aruba class in Colorado Springs in 2004, David has trained thousands of Aruba employees, partners, and customers.

David is Aruba Certified Mobility Expert (ACMX) #23 and Certified Wireless Network Expert (CWNE) #007. His knowledge, experience, and dynamic teaching skills and personality have made him a well- known and respected figure in the wireless and Aruba communities.