Preston Gralla is the editor of GreenerComputing. He has been covering IT and the computer industry for more than 20 years. He was the founding managing editor of PC Week (now eWeek); a founding editor, then editor, and then editorial director of PC/Computing; and executive editor for both ZDNet and CNet.

Preston Gralla is the editor of GreenerComputing. He has been covering IT and the computer industry for more than 20 years. He was the founding managing editor of PC Week (now eWeek); a founding editor, then editor, and then editorial director of PC/Computing; and executive editor for both ZDNet and CNet.

He has written about technology for major national newspapers and magazines, including USA Today, the Los Angeles Times, the Dallas Morning News, PC World, Computerworld, PC Magazine, CIO Magazine, and many others. A well-known technology expert, he has also appeared on CNN, MSNBC, and NPR.

In addition, he's won a number of awards for his writing, including Best Feature in a Computer Magazine from the Computer Press Association. Under his editorship, PC/Computing was a finalist for General Excellence from the National Magazine Awards. Preston is also the author of nearly 40 books, which have been translated into 20 languages and sold hundreds of thousands of copies worldwide, including "How the Internet Works," and "Windows Vista in a Nutshell."

He also has a background covering environmental issues, starting when he was a reporter writing about the environment and alternative energy in western Massachusetts. He has also written about environmental issues for the Boston Globe Sunday Magazine, and is the author of the book, "How the Environment Works."