"Grounded theory is a research approach that explicity intends to develop theory from the study of cases." (Savin-Baden, Howell Major, 2013, 182)

 

"Grounded Theory at a fundamental level is a research approach that focuses on interaction, action, and responses" (Savin Baden, Howell Major, 2013, 183)

 

"Grounded Theory posits that theory is derived from data  and cannot be divorced  from the process by which it is developed." (Glaser and Strauss, 1967)