When psychology changed from being an academic discipline to a profession, it incurred many of the negative attributes of commercial organizations; the principal one being a shift in focus from subject expertise, silo thinking and regulatory rituals.
The general assumption under the ‘discipline’ mindset was that psychology graduates would use the insights they gained from their study of psychology to enhance their on the job performance, whatever that job might be.
Concomitantly there was a shift from awarding masters and doctorate degrees on the basis of supervised research to predominantly taught courses. One consequence has been the stifling of innovatory practices: the assumption being, if it hasn’t been learnt by being taught then it is not worth knowing!