Art of Public Speaking: How to Earn a Living Training and Speaking At Seminars

Any guide to success in an endeavor will tell you that there is no magic formula to success. But in a lot of fields of endeavor, there seem to be "insider secrets". And taking on the challenge of becoming a truly great public speaker is a noble ambition. But if you could learn the insider secret that makes the difference between good public speakers and great ones, that would help you make that...