Susan Sontag was an American writer and filmmaker, professor, literary icon, and political activist. She wrote a series of essay’s on photography that was published as a book entitled “On Photography”.
Photographs may be more memorable than moving images, because they are a neat slice of time, not a flow. Each still photograph is a privileged moment turned into a slim object that one can keep and look at again. – Susan Sontag
You can learn more about her life here.
Here is a photo of her taken at Petra