Stephen Richard Witt

With all the upheaval in bookselling over the past decade -- the surge in online ordering, the multiple challenges faced by brick and mortar booksellers, and the squabbles over e-book pricing -- you would think the book industry was in crisis. But sales figures suggest otherwise. Increasingly, this churning appears to be an integral feature of a steady process of transformation in the digital age.

The Association of American Publishers released 2012 sales figures, showing a substantial increase in overall totals. Sorting out the numbers (there is additional data on the AAP website), the net gain was 7.4 percent over