Image Describe

From gPhotoShow:

Image Describe is a software that allows you to edit some of the EXIF metadata that are stored with an image from a scanner or digital camera. EXIF metadata are stored in the image file and contains lots of information about the picture, some of these fields can be used to store an image description, author name and copyright notice. Image Describe has been written to easily edit these fields (description, artist, copyright) moreover Image Describe can optionally remove all other Exif fields. Image Describe can also work in batch mode using a text file or a DESCRIPT.ION file