Notes
1 Websites for the four Collaborating Across Borders conferences can be found at: CAB I – http://hsl.lib.umn.edu/conference/index.php/IPE/IPE/. CAB II – http://www.cabhalifax2009.dal.ca/. CAB III – http://cabarizona2011.org/. CAB IV – http://www.cabiv.org/index.php.