Sure. But it was the commenter writing the misunderstood joke that said 'PhD in' (just omitted the next word), I was just explaining that. > people try to be h

Sure. But it was the commenter writing the misunderstood joke that said 'PhD in' (just omitted the next word), I was just explaining that. > people try to be helpful by adding what field or topic their actual research was about Right, and a common way to do that is to say 'PhD in blah', or 'on bazzing foobars for blah' as though 'PhD' referred specifically to their thesis.