Click on Board Café link under Resources.  Board Café is an on-line newsletter for Board Members.

Supersite for the nonprofit sector.  Based in Canada, but is a great resource for potential and current board members.

Donna's personal favorite.  Click on the link for Board of Directors.  Almost everything you never thought you needed to know about Boards.

Member's website.  However, frequently there are good, and timely, articles on the homepage for board members and non-profit managers.