This is a great article written by Speech Coach Susan Trivers on how incredibly important it is to prepare and rehearse for a presentation (written February 2008) : Public speaking and presentations provide great opportunities to the person doing the speaking: status grows, promotions become possible,...
When I ask people what they appreciate in a presentation they tell me most often ‘not too much text on a slide' or ‘an enthusiastic speaker’ and always they tell me ‘humor’. Now humor in a presentation is of course something completely different than telling...