'Here's a knocking indeed ' says the Porter in Shakespeare's Scottish play (Act II, Scene 3) and immediately puts himself into role in order to deal with the demands of such an early call after a late night of drinking and carousal: 'If a man were porter of hell-gate...'. But what roles does the porter of curriculum-gate take on in order to deal with drama's persistent demands for entry? Ah, that depends upon the temperature of the times. We, who...