Its counter intuitive that computers could teach kindness to kids. Why did it work?
For some of the same reasons that interactive video games can have the opposite effect. And because all of the strategies used in this program have previously been shown to work in non-computer based settings, using print materials, videos and live instruction. (http://www.nyu.edu/education/metrocenter/initiative/modellist.html). In one sense the computer just puts a broad range of traditional learning resources under one electronic roof.