The Accidental Billionaires: Sex, Money, Betrayal and the Founding of Facebook by Ben Mezrich. Heinemann, 260 pp., £11.99, July 2009, 978 0 434 01955 7
The Young and the Digital: What the Migration to Social Network Sites, Games and Anytime, Anywhere Media Means for Our Future by Craig Watkins. Beacon, 249 pp., £17.50, October 2009, 978 0 8070 6193 0
Stealing MySpace: The Battle to Control the Most Popular Website in America by Julia Angwin. Random House, 371 pp., £17.50, March 2009, 978 1 4000 6694 0
The Tyranny of Email: The Four Thousand Year Journey to your Inbox by John Freeman. Scribner, 244 pp., £17.99, October 2009, 978 1 4165 7673 0
The Peep Diaries: How We’re Learning to Love Watching Ourselves and Our Neighbours by Hal Niedzviecki. City Lights, 256 pp., £12, May 2009, 978 0 87286 499 3