Mark SullivanSenior Editor, PCWorld

Mark has been writing about networks - social and wireless - since 2005. Independent and outgoing, he enjoys travelling, wine, and skiing. His favorite book is "Atlas Shrugged" by Ayn Rand.

Facebook as Media Hub: Shortcomings, Questions and Worries

Facebook Adds Timeline Feature and Supercharges Apps

How to Google Like Google Googles

AT&T's First LTE Devices Hit Shelves August 21

Nine Creepy Apps for Android, iOS, and the Webtechhive.com

Will HTML5 Kill the Mobile App?