In the world of photography, editing and retouching are just as important as the imagery itself. Every image that you see published has been through its fair share of post-processing before it is seen by the public. If photographers didnt retouch their images, it would be like a painter presenting his sketches instead of the finished painting.
With the fast moving technology of today, extraordinary images are everywhere, every day. Even with perfect lighting, and preparation... more (link is external)