A magazine article by Stephen D. Boyd has some good advice about handling the question and answer session, which he calls the Presentation after the Presentation. Dr. Boyd is a university professor of speech communications. He also was the 1970 winner of the Toastmasters International Speech Contest.
Jerry Weissman wrote an entire book called In the Line of Fire: how to handle tough questions…when it counts. He also wrote a magazine article on The 7 toughest questions and how to handle them. The seven types are:
5. statements that are not questions
6. presented material
7. guilty as charged
Hubert Horatio Humphrey, one of our vice presidents, was a grandmaster at sidestepping questions. One of his typical answers could be summarized as: “That is a very interesting question. I am extremely that glad that you asked me that question. May we please have the next question?”