Yes, because different audiences require different styles of presentation.
An academic approach to teaching a Mathematics problem can be a bore to high school students. On the other hand, it can elicit a different reaction with those who like the subject. This kind of situation can be compared to a game where strategy and approach of a speaker are carefully studied besides mastery of the subject matter.
Association of the audience is also a big factor in maneuvering the discussion and delivering it properly. If the speaker failed to build the connection, the communication between them would fail. There could be a hard time for audiences to digest and comprehend everything. So it's important to do a background check on the profiles of the audiences.