Gary A. Donahue (GAD) is an author who has been in the computer industry for over 35 years. He has worked as a programmer, mainframe administrator, TAC engineer, network architect, consultant, trainer, and content developer. Gary has also worked as the Director of Network Infrastructure for a national consulting company and was the president of his own New Jersey consulting company; GAD Technology, L.L.C., though he now spends most of his waking hours working for Arista Networks.
Having spent a great deal of time writing documentation for clients, Gary learned that it was this part of the job that he most enjoyed. After writing a successful book on Networking entitled Network Warrior, he has dedicated much of his free time to writing. In June of 2011, the second edition of Network Warrior hit the shelves, and his latest book, Arista Warrior 2nd Edition goes on sale in June of 2019. Gary has also written Cozy Tales, a book about his beloved Newfoundland dog, which has not yet been picked up by a publisher (http://cozy-tales.com).
Being a teacher by nature, Gary enjoys the process of imparting information and understanding to others. Gary has taught Tae Kwon Do, Photography and Astronomy both informally and professionally. Being someone who disdains boredom, Gary has many hobbies including amateur radio, astronomy, bicycling, computers of all kinds, gadgets, guitar, hiking, home theater, martial arts, photography, SCUBA diving, chess, and competitive shooting. Many of these hobbies are reflected in the articles written on his sites, http://www.gad.net/Blog/, http://gadsguilds.com, and http://cozy-tales.com.