Susan Horowitz Cain is an American writer and lecturer, and author of the 2012 non-fiction book Quiet: The Power of Introverts in a World That Can't Stop Talking, which argues that modern Western culture misunderstands and undervalues the traits and capabilities of introverted people. In 2015, Cain co-founded Quiet Revolution, a mission-based company with initiatives in the areas of children , lifestyle, and the workplace. Cain's 2016 follow-on book, Quiet Power: The Secret Strengths of Introverts, focused on introverted children and teens, the book also being directed to their educators and parents.
William Tecumseh Sherman was an American soldier, businessman, educator, and author. He served as a general in the Union Army during the American Civil War , for which he received recognition for his outstanding command of military strategy as well as criticism for the harshness of the "scorched earth" policies he implemented in conducting total war against the Confederate States.
Terence Thomas Kevin O'Leary is an Irish Canadian businessman, author and television personality. He co-founded O'Leary Funds and SoftKey. From 2004-14, he appeared on various Canadian television shows, including the business news programmes SqueezePlay and The Lang and O'Leary Exchange, as well as the reality television shows Dragons' Den and Redemption Inc. In 2008, he appeared on Discovery Channel's Project Earth. Since 2009, he has appeared on Shark Tank, the American equivalent of Dragons' Den.