Jeff CarlsonContributor, Macworld

Author and photographer Jeff Carlson (@jeffcarlson, is the author of Photos for OS X and iOS (Peachpit Press) and Take Control of Your Digital Photos on the Mac (Take Control Books), among many other books. He’s also a columnist for the Seattle Times, a contributing editor at TidBITS, and writes for publications in addition to Macworld such as

Tips and tricks for iMovie transitions

Transitions can lend needed context to your videos. Jeff Carlson walks us through the basics of setting up transitions in iMovie '11.

Mastering iMovie trailers

iMovie trailers offer more than what appears on the surface, including a way to use the trailer as a starting point for a larger project. Jeff Carlson takes you through the steps.

How to rate photos in iPhoto

Don't waste time scrolling through thousands of thumbnails in iPhoto. Instead, quickly locate the best shots in your library by organizing them with star ratings.