http://www.tmttlt.com/2006/07/26/fortnightly-mailing-personal-learning-environments-make-a-step-forward-guest-contribution-from-mark-van-harmelen/ All those topics that i wish i had time to pursue more earnestly. Fri, 05 Jun 2009 16:40:54 -0700 http://wordpress.org/?v=2.8.4 hourly 1