Grounded theory (GT) is a qualitative, iterative, and inductive research approach designed to explore and analyze data to generate a theory on the studied phenomenon (Glaser and Strauss, 1967). It is particularly helpful for investigating individual, social psychological and wider social processes, interaction patterns, and participants’ actions and meanings (Charmaz, 2014). Research can for instance include teaching and learning processes, classroom management, group work, peer conflicts, classroom activities, and school bullying. The iterative dimension of GT means that the researchers move back and forth between data collection and analysis. The inductive logic of GT refers to the idea of beginning by studying individual cases or instances from which more abstract concepts and finally theories are ...