Peter Singer is a best-selling author and a senior fellow and the director of the Center for 21st Century Security and Intelligence at the Brookings Institution. A noted expert on technology and war, he looks at cyber security issues now affect us all, whether you are in business, politics, military, or law. Filled with engaging stories and illustrative anecdotes, his work is structured around the key question areas of cyberspace and its security: how it all works, why it all matters, and what we can do.