Volume 11 and 12, compiled by A. J. Kox, Tilman Sauer, Diana Kormos Buchwald, Rudy Hirschmann, Osik Moses, Benjamin Aronin, and Jennifer Stolper are available in both print and digital editions. The digital edition is accompanied by a library edition of the book (pub,: July 22, 2009), and its publication marks the first time a book in the series has been made available in its entirety online. Please note this interesting article by Sharon Begley in the July 1, 2009 edition of Newsweek Magazine -[Updated July 2, 2009] http://www.newsweek.com/id/204892/page/1