Companies are keen to engage consumers in the blogosphere, and more than 11 percent of Fortune 500 companies have corporate blogs. Now companies such as Coca-Cola, Marriott and Kodak have recently recruited chief bloggers, with or without the actual title, to tell their stories and engage consumers. Analysts and industry insiders said the title shouldn't be the focus, but instead what's essential is the brand voice, whether it comes from one chief blogger or a group working together.