If you are a photographer of any proficiency, you ought to check these FREE seminars online:
This free online seminar helps demystify color management and gives you the knowledge you need to incorporate it into your workflow.
Digital photography provides exciting ways to deliver new content and gain greater control over the finished product, while saving time and money.
Perfectly Focused – Digital Photography on Mac OS X (Online Seminar)
This seminar will show you why you should take the plunge to digital–and how to get started with your own digital photography workflow on Mac OS X.