If you are in technology, then you can always check out our news and commentaries section to keep abreast of the latest news about innovation in technology. You can also check out this site, which is fast becoming a comprehensive IT Knowledge portal; but even in general you may want to read up on reviews and commentaries about the "latest and greatest" happening in your field of expertise and where you intend to go.
So for example, let's say you are a IT Service Delivery manager aspiring for the director position in the near future, then you should not only check out the various established as well as innovative ways to improve and enhance service quality and efficiency, but you may also want to check out some leadership books and courses that will help you to understand the subtle aspects and the fine nuances of becoming a Director. A Director is not just about managing a team but leading the team (and the organization) in a direction that is in line with Corporate Goals & Vision.
Make Continuous Improvement an essential part of your weekly work-plan and soon you will feel more empowered with latest information and renewed view-point for your work and career path.