https://www.wondrium.com/how-to-speak-so-that-people-want-to-listen

Learn the intricacies of public speaking with sound and communication expert Julian Treasure as he brings his exclusive training directly to you. His nine-part series, How to Speak So That People Want to Listen, has all the tools you need to become a powerful, effective communicator, and includes everyday exercises that can have a major impact on the way you speak, and the way you listen.