has announced the release of “Aperture 101: Mastering Aperture” (US$39.50), produced by professional photographers Justin Masse and Alexandria Markowsky. Mastering Aperture is a comprehensive, 4.5 hour exploration of image restoration and creative editing techniques in Apple’s premier image editing program, Aperture. It features realtime screen captures that let you see and hear how the software works and provides 179 separate tutorial videos detailing how to organize and sort images in Aperture, working with color and contrast to bring out image detail, fix problems with hue and color casts, editing with the RAW image format, and more.