rhetoric 有古典派和现代派,
还可以结合学科分什么political rhetoric, roligious rhetoric;critical cultural study ...
还可以按用途分 deliberate; judicial; epidemic/ceremonia
comm science,纵向分: interpersonal comm; small group comm; organizational comm (PR);
mass comm; international / intercultual comm
横向分: health comm, new tech comm, political comm, blablabla...