This author was a leader at both Google and Apple and is the co-founder of the Radical Candor executive education company. The author’s premise is about caring personally and challenging directly. With the help of this book you can be a kick ass boss without losing your humanity. The book is a warning on how to avoid the perils of Obnoxious Aggression, Manipulative Insincerity, and Ruinous Empathy. you can be kind and clear at the same time.