More and more, I get asked the question if I manipulate my images. For me it is difficult to answer that. Yes, I do, mostly in camera, and no, I don’t because I am not using Photoshop to create an image out of images I have taken or part of them. My sense is that there is a mistrust due to the abuse of Photoshop in the media.
Here is a very well written article about the different areas in photography and their necessity of being ‘truthful’. I do hope it helps answer some of your questions: