Bouch & Sasse paper - 2001

"... Grounded theory allows characterization of concepts extracted from conversations. The definitions of these concepts can be systematically tested for validity under experimental conditions.

Grounded theory has been successfully applied in recent HCI research to elicit user perceptions on issues such as security and privacy [Adams & Sasse work]. To have practical benefits, it must also be shown that these models have direct impact on users behavior when interacting with a system. Experimental data provides this evidence..."