The British Journal of Photography has recently published an article
on pairing audio with still images in audio slideshows. The piece, which includes interviews with several photojournalists and a New York Times picture editor, discusses the added aesthetic and journalistic impact audio can bring to a picture essay, as well as the obstacles involved in producing multimedia pieces.
Several years ago, we published a feature
on audio slideshows that addresses some of the same questions, and describes a software application for creating them called Soundslides