He can, in writing, discover thought and make knowledge. Because he can do these things, he can, in reading, determine whether or not someone else can do these things. He is familiar with a technology of thinking. To accept anything less as our definition of literacy is to admit that hardly any of us will ever be able to think about anything. That may be true, but to admit it is to assure it.
P is illiterate.
He cannot do those things. Let s give him the benefit of the doubt and say that he is merely illiterate. He ll call them, naturally, behavioral objectives. He ll devise some instruments to measure the behaviors. The students will take the tests.