Excellent

Photoshop, Lightoom and Aperture are the three most useful apps for anyone who is interested in photography and it is ideal to have all three used at the same time. Serge Ramellis apps are ideal to learn these wonderful photography apps easily. Serge Ramelli needs to be congratulated on putting everything he knows about photography into these wonderful apps of his. A must have for photographers and a definite five stars.

Silver Hawke about Learn Lightroom 4 Quickstart edition, v1.2