School sport requires a significant workforce to ensure a vibrant co-curricular provision. The historic assumption of staff contribution based upon goodwill and generous discretionary effort is in terminal decline. There are pockets of good health, but the general trend is a downwards one. This results partly from changing attitudes to what constitutes reasonable overall demands of the job and partly from perception of fairness. Activities with a high expectation of time commitment, especially those that take place at weekends and in holidays, are under greatest pressure. The business case of independent education depends heavily on the richness of its opportunities...