"A brave, new business world." It’s difficult to imagine any landscape that’s changed more than business-to-business. The last 5 years has seen almost all the rules re-written, re-worked or simply revoked. Social platforms. Mobile connectivity. Niche business media. Content as a sales source. Targeting business people as people. They're just the tip of a moving landscape. In the pages of 'Engaging a business audience of One,' the OgilvyOne thought-leaders examine each of these game-changers.