Story URL: http://news.medill.northwestern.edu/chicago/news.aspx?id=219136
Story Retrieval Date: 5/22/2013 8:08:41 AM CST

Allison Friedman/MEDILL
Andy Crestodina with the web marketing book he self-published.

Allison Friedman/MEDILL
Self-published print books still outnumber self-published e-books, but Bowker reports that the digital segment is growing more rapidly.