In most subjects, there is no disconnect between the educational and business purpose of an independent school. Good exam results are good for business. Full stop. This might lead to accusations of teaching to the test, in “exam factories”, but parents and schools find rare and easy agreement here. Good grades are the right outcome, and everyone aspires to the same thing. When exam results are published every summer, each school seeks a new way of measuring the to claim another record. High grades correlate with high happiness - across the board. Results mean reputation. For the avoidance of...