I can think of any childhood friend and recall the sound of his voice, and I believe we can all do the same. Your voice is an auditory thumb print, and it gets smeared on the memory of your listeners.
Is developing yourself as a highly effective public speaker a journey into your inner recesses and resources, (what I call spelunking, which is technically the exploration of caves), or are presentation skills basically a set of techniques, tips, and tricks
To continue the story. I was nearly pickpocketed on the subway in Athens recently, and I’m convinced presenters can learn something from the art of “boosting.” Pickpockets intend to harm, and speakers intend to help, but both use similar techniques.