DU has a non-fiction book forum -- check it out. Also, consider participating in DUs non-fiction Book Club -- a new title to discuss every month.
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July's title is: "The Long Emergency: Surviving the Converging Catastrophes of the Twenty-First Century" by James Howard Kunstler. Discuss here:
http://www.democraticunderground.com/discuss/duboard.php?az=view_all&address=209x2057===
Nominate a non-fiction title for our August book club here:
http://www.democraticunderground.com/discuss/duboard.php?az=view_all&address=209x2092===
Read & discuss various non-fiction books here:
http://www.democraticunderground.com/discuss/duboard.php?az=show_topics&forum=209===
Book club guidelines:
http://www.democraticunderground.com/discuss/duboard.php?az=show_topic&forum=209&topic_id=1152