Computer Arts Magazine just published a how to logo identity tutorial for Adobe Illustrator and Photoshop on their website. Check it out.

"If you’re setting up on your own, you’re going to need a logo. Follow Alan Wardle’s advice on how to create a unique design...

Your logo is one of the most important things you can create. It’s the image that will represent you as a freelancer; an opportunity to embody your brand and separate yourself from the competition. Above all, it’s a tool for immediate recognition"

Source Files and Full Tutorial via Computer Arts Magazine tutorial page.