Over the last few years, I have contributed over 40 Photoshop, Lightroom and Photography courses to the Lynda.com online training library. If you aren't familiar with Lynda.com, it is a great way to learn new things at your own pace. To view some of his courses, click on the link below:
Below are a few free lynda.com tutorials - enjoy!
Tutorial: Photoshop Blending Mode
Tutorial: Lightroom Adjustment Brush
CAPTURING PORTRAITS ON THE NEW YORK BROOKLYN BRIDGE
TIP: Camera Handling
PHOTOSHOP FOR PHOTOGRAPHERS - INTRODUCTION
LIGHTROOM - INTRODUCTION