One of the top drivers of career success is your personal brandwhat makes you unique and valuable. "Nurturing and enhancing your professional 'brand' should be up there with performance as top priorities in your career journey," says public relations executive Curtis Sparrer. The power of your personal brand increases with its nonsubstitutabilityhow much it differentiates you from others. Furthermore, personal brand power increases with visibility. "In order for your great performance to be appreciated, it needs to be visible," says Jeffrey Pfeffer, a leading expert on power in organizations. Rita Mitjans adds that you need to actively manage your public image. "Make sure that you are able to articulate and present the brand that you want others to see," advises the chief diversity and corporate social responsibility officer at payroll and tax services firm ADP. c Artem Furman/Shutterstock