And in May 2009, Amazon launched its own publishing imprint, Amazon Encore.

WSJ: Digital Self-Publishing Shakes Up Traditional Book Industry

Amazon Encore has announced 19 books so far.

WSJ: Digital Self-Publishing Shakes Up Traditional Book Industry

Its Encore program has begun to publish books by self-published authors whose work attracts good reviews on Amazon.com.

NEWYORKER: Publish or Perish