Photoshop is an image processing software. Assimilate the methods of acquiring external images in Photoshop, as well as the links. Learn how to sort and mark the images to be processed. Photoshop for photographers, the subject is as vast as the fields of application of this fascinating profession! Let us guide you and make you discover or rediscover some theoretical bases that will better understand how Photoshop works in all versions. Take in hand Bridge and Camera Raw, which, by the way, have nothing to envy to Photoshop when it comes to organizing, viewing, selecting and processing large quantities of images. Finally enter Photoshop by the photographic door by adapting it to your needs, by appropriating it and understanding its philosophy. What is a layer, what is a mask? I take you to the heart of Photoshop and showcases situations specific to the photography professions during which you will be free to apply the knowledge acquired.