Helen Bradley consistently writes wonderful tips for making the most of Adobe Photoshop Lightroom. Her blog posts are a must read, especially if you’re a new user. It can be tricky to wrap your brain around how, why, and even where, Lightroom stores your photos, and thankfully Ms. Bradley has tackled the subject with a post about how to find files that appear to have gone missing in Lightroom. Covering topics from Smart Collections to subfolders and missing individual files, this primer is the perfect place to start whether you’ve had firsthand experience with seemingly missing files, or if you just want to be prepared when it happens to you. Ms. Bradley’s explanation helps makes sense of the software’s organizational structure, which will help you make better use of the powerful program.