Photographs and text tell the life story of the brilliant scientist who contributed key discoveries about black holes and the Big Bang while suffering from a crippling degenerative disease.

"Recent revelations of extensive government surveillance programs pit privacy concerns against the need to fight terrorism and crime. Using cases involving real people, this book explores how federal agencies, local law enforcement, and even schools are collecting, using and perhaps abusing the personal information they gather online. The book concludes with a discussion of proposed regulations and policies that could strike a better balance between...

Discusses the history of computers, the Internet and World Wide Web, navigating tools, and electronic commerce, with an emphasis on developers and entrepreneurs in the field.