Breininger v. Sheet Metal Workers International Ass'n Local Union No. 6

When school officials inflict corporal punishment on a schoolchild, we speak of the child being “disciplined.”1 A prison inmate who is summarily deprived of “good time” credits is also subjected to “discipline.”2 So too is the soldier who as a result of misconduct is required by a superior to perform additional duties.3 In none of these cases is the discipline imposed by a “tribunal” or as a result of a “proceeding convened by” the disciplinary official. Ante, at 94. Rather, what distinguishes the punishment as “discipline” is that it is imposed by one in control with a view to correcting…