Index/Icon/Symbol

Any discussion on the index, no matter the context, must at some point refer to the writings of C.S. Peirce who, as I noted in my first post on the index, outlined three principle types of sign: likeness (icon), indication (index), and symbol. To recapitulate: an icon is a sign that conveys an idea of the thing it represents simply by imitating it (as in a drawing), an index is a sign that shows something about its referent on account of being physically connected to it (as in a footprint), and a symbol is a sign that has come to be associated with its meaning by usage (as in words). [1] Continue reading

The Index in Digital Photography

In my last post, I identified the index as a sign with a physical connection to its referent; which in photography theory is generally thought to be the imprint of light left on light-sensitive material.  I also noted that for many theorists – Roland Barthes chief amongst them – this physical connection to the referent is the defining, or essential, quality of photography.  What then is to be made of the numerous claims that digital photography does not share this essential quality? Continue reading