The portrait , a centuries - old art form , is finding new life with the masses online . Erika Peterman would disagree . Some people pay artists to paint their Facebook profile pictures and Twitter pictures . Free Web sites generate cartoon pictures of people for use in social media . Researcher says portraits are necessary stand - ins for people online .
The portrait , a centuries - old art form , is finding new life with the masses online . Some people pay artists to paint their Facebook profile pictures and Twitter pictures . Free Web sites generate cartoon pictures of people for use in social media . Researcher says portraits are necessary stand - ins for people online .