By Jerry Cullum
View more Meg Aubrey
The invention of photography in the early 19th century radically altered the course of modern art and forever changed the way people see the world around them.
Has 21st-century technology — digital photography, social media, smart phones with cameras — had a similar impact on art and vision? This is one of the questions posed by Selfie: A Contemporary Look at the Self-Portrait at the Chastain Arts Center through August 2.