http://www.impatientoptimists.org/Posts/2012/01/Do-You-Have-a-WorldChanging-Idea?WT.mc_id=1_11_2012_studentannualletter_fb&WT.tsrc=Facebook
Well, knowing what adolescents think is important is useful if you intend to market important-seeming things to adolescents.
http://www.impatientoptimists.org/Posts/2012/01/Do-You-Have-a-WorldChanging-Idea?WT.mc_id=1_11_2012_studentannualletter_fb&WT.tsrc=Facebook