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This book is an excellent source of improving the public speaking skills. The author talks about a lot of fine aspects of public speaking that'll help everyone grow as a speaker. For instance, he discusses about pitch, pace, pause, inflection and emphasis as separate chapters. Analyzing our speeches at such a microlevel will certainly enlighten us about our own speaking methods and enable us to make choices about the content and style that is suitable to ourselves.
Found the book for very helpful,Exhaustive content. Slight dislike would be it doesn't provide any structured approach or daily steps to follow to be successful in this art form .You have devise your own method following the content