Robert Greene is an American author and speaker known for his books on strategy, power, and seduction. He has written five international bestsellers: The 48 Laws of Power, The Art of Seduction, The 33 Strategies of War, The 50th Law, and Mastery. His books have sold over 3 million copies in total and have been translated into 30 languages. Greene's books are based on historical figures and events, and provide readers with a unique perspective on the power dynamics of human relationships. He has been praised for his ability to distill complex ideas into simple, actionable advice. His writing style is often described as direct and to the point, and his books are filled with anecdotes and stories that illustrate his points. Greene has also written for various publications, including Esquire, GQ, and The New York Times. He has appeared on numerous television and radio shows, and has been featured in documentaries such as The Matrix Reloaded and The 50th Law. He is a frequent speaker at conferences and universities around the world. Greene's work has been praised by many, including Oprah Winfrey, who called him "a master of strategy." His books have been praised for their insight into the human condition and their ability to help readers gain a better understanding of the world around them.