In general, when the shutter on a camera is tripped to make a photo, the photographer who pressed the button owns the copyright. But photographers often work with others when making their photographs, such as the art director, stylist, assistant or even the Photoshop editor. So does that person get to share with the photographer the copyright of the photograph? It depends.
Unless it is agreed to in writing, if the work done by the other person would not qualify on its own to be copyrightable -- such as when the art director has the