Technology

Computer security expert Tsutomu Shimomura and reporter John Markoff. Markoff writes about computers and technology for the New York Times. The two have collaborated on a new book, "Takedown: The Pursuit and Capture of Kevin Mitnick, America's Most Wanted Computer Outlaw-By the Man Who Did It." (Hyperion). Mitnick was the most wanted computer hacker in the world, having stolen thousands of data files, and 20,000 credit card numbers. For two years he had eluded the FBI. Mitnick broke into Shimomura's home computer, and Shimomura joined the search.

Jerry Yang is co-founder of Yahoo, a directory to the World Wide Web. Yahoo has an on-line site, as well as a companion book. Yahoo is one of the most popular sites on the Web. Users can access Yahoo, once in the Web at http://www.yahoo.com. Their new book is Yahoo! Unplugged (IDG books).

Bill Gates is chief executive and co-founder of Microsoft, the world's largest software company. Microsoft has made Gates rich and famous, and has earned him a reputation as a computer visionary. Gates recently wrote the book The Road Ahead (Viking). Gates explores the new, growing technology and how it will effect people's lives, including the realms of education, politics, and business. Gates says that he does not "necessarily have all the answers, but the book is my way of getting us all to start thinking about the opportunities and challenges ahead."

Stephen Manes writes the "Personal Computers" column for The New York Times. He's been writing about computers for over a decade, and was a columnist and contributing editor for PC Magazine and PC/Computing. He is the co-author of the book about Bill Gates, Gates: How Microsoft's Mogul Reinvented an Industry and Made Himself the Richest Man in America (1993, Doubleday).

Journalist Robert Krulwich. He's correspondent for the PBS series Frontline. His documentary "High Stakes in Cyberspace" airs Tuesday, Oct. 31 (at 9 PM). Krulwich explores the growing industry of advertising in cyberspace, and its social and cultural impacts. He interviews software designers who are creating the new programs used by advertisers, and also the advertisers themselves, who are counting on the information superhighway as an arena where they can keep track of the buyers' behavior, and where they can also successfully market their products.

Scholars, social critics, and futurists Alvin and Heidi Toffler, authors of Future Shock (1970). They've gotten a lot of publicity lately because of their association with Newt Gingrich. Gingrich sought them out 20 years ago because he was fascinated by their ideas about the "intersection of history and the future." He suggested that every member of Congress read the Toffler's newest, called Creating a New Civilization: The Politics of the Third Wave.

Professor Nicholas Negroponte's new book "Being Digital" explores the future of new information technology and how it will challenge today's perceptions of the future. Ten years ago, Negroponte created the now famous and innovative Media Laboratory at MIT. He believes a fundamental change in how we live is coming with the newest computer technologies. He is also a popular columnist for Wired Magazine.

Steven Levy is an expert on computer technology, a Fellow of the Freedom Forum Media Studies Center in New York, and a columnist for the magazine "Macworld." His new book is "Insanely Great: The Life and Times of Macintosh, the Computer that Changed Everything."

John Lee is a former member of the Masters of Doom. Federal agents had been monitoring the rivalry between his gang and their rivals, The Legion of Doom. Lee was arrested and sent to jail.

Journalists Michelle Slatalla and Joshual Quittner both work for Newsday. They've collaborated on a new book, called "Masters of Deception." It's about two rival gangs of teenage computer hackers in New York City, Masters of Deception and the Legion of Doom. The gangs, broke into phone company computers, downloaded confidential credit histories, and broke into private and corporate computer files. The rivalry was friendly until a computer remark by one hacker set off a "gang war."