Mills G. Riley - The Pin Drop Principle Captivate Influence And Communicate Better Using The Time - Tested Methods Of Professional Performers - HardcoverBinding: Hardcover Description: Tap into the powerful techniques of professional actors and great communicators The Pin Drop Principle is a step by step master class for anyone wishing to become a more confident and credible communicator. Title: The Pin Drop Principle Captivate Influence And Communicate Better Using The Time Tested Methods Of Professional Performers Author(s): Mills G. Riley Publisher: John Wiley & Sons Inc Barcode: 9781118289198