Linda Plotnick Murray Turoff Gerd Van Den Eede Reexamining Threat Rigidity: Implications for Design. 1-10 2009 HICSS http://dx.doi.org/10.1109/HICSS.2009.365 conf/hicss/2009 db/conf/hicss/hicss2009.html#PlotnickTE09