We recently spoke to Adam Saligman on our 'Feature Photographers' post. He talked about how important composition is to his photography. But sometimes it can be hard to picture the 'Rule-of-thirds' or the 'Golden Ratio' when taking a photograph.
That's where the Crop Overlays tools in Adobe Lightroom come in. Lightroom has a useful (and somewhat hidden feature) that can help you to crop and compose you photographs:
Be sure to read the Article on Why Composition is King