I was recently asked to give a workshop on interaction patterns  It seemed that the teachers at the school were not using a sufficient variety of them, and that this was affecting the effectiveness of the lessons. This is not an uncommon criticism. I have lost count of the number of times in feedback that I have had to ask why the teacher did not take the opportunity to change the interaction patterns. A common reply to my query more often than not is, 'I forgot'. It appears that in a large...