one of them is clinton rossiter. and you talk about a famous book by clinton rossiter in 1956. >> guest: a kind of idealized--we would now think of it as an idealized view of the presidency. but a very influential book. c-span: who--do you remember who it was? >> guest: clinton rossiter spoke about the different hats the president wore. and rossiter's hats are still in all the american government textbooks. the president is the chief legislator; the president is the commander-in-chief; the president is the head of his party. c-span: voice of the people. >> guest: the tribune of the people, that's right. c-span: world leader. manager of prosperity. >> guest: that's right. and rossiter was sort of bringing together and codifying this expanded presidency probably since fdr. c-span: do you know who he is? or was? or... >> guest: a very famous presidential scholar at cornell. actually, i worked with him. c-span: you did. is he still alive? >> guest: no. no, he's not. c-span: and did you read clinton rossiter also? is... >