“…As he was a psychotherapist, the application of his method has for a long time been restricted to clinical psychology. However, since the 1980s, there has been an increasing number of publications in educational research that mention the use of the repertory grid to inquire into the process of learning and teaching, primarily from the perspective of the students and teachers directly involved (for example, Bezzi, 1996;Castejon & Martinez, 2001, Corporaal, 1991Pope & Denicolo, 2004;Solas 1992;Verloop 1989). Teachers' personal knowledge can originate from a range of experiences including both practical experiences, such as everyday activities, as well as past formal schooling, which includes initial teacher education or continued professional training (Calderhead, 1996).…”