Real World Retouching: Image size and Resolution in Photoshop
The Conundrum of Image size can be intimidating even for experienced Photoshop users and so can resolution, especially resolution for printing. In this video you will learn about both of those topics in great detail. At the time of recording the video, Photoshop CC did not come out yet. And even though the Image size dialog box has changed it's interface slightly, the features remain the same.