Bookcases are everywhere on television news these days, but when did they start really appearing in volume? Looking at CNN from Jan. 25 (the start of the data) through present, the timeline below charts the image of an "author" which is defined in this case as a solitary individual positioned in front of a bookcase ala an author interview. This particular image first leaps into CNN's imagery on Mar. 28 and has remained remarkably consistent ever since, though it has faded since Jun. 30.