http://www.well.com/~couey/interactive/sara.html
http://herbergercollege.asu.edu/museum/physical/fiction.htm
http://www.av-arkki.fi/mmf/card/ei/ei_saro.htm
http://mitpress2.mit.edu/e-journals/Leonardo/isast/wow/wow303/roberts.html
http://www.nordic-interactive.org/nic2001/media/5dk-200110.shtml
Look up Roberts in the link under 'cast01// papers and posters as
separate PDFs by name' in http://netzspannung.org/cast01/proceedings/