If your career is in advertising or marketing, you know that branding is at the core of any identity — both personal and in business. But, how can you develop that brand, how should it change (if at all), and how do you establish that brand? The following top 50 up and coming branding blogs all address those questions with a variety of updated and current perspectives. The blogs were created from January 2009 forward, and are listed by month and year of creation.