The Art of Thinking Clearly, written by Rolf Dobelli, is a thought-provoking book that explores the cognitive biases and logical fallacies that cloud our thinking. Dobelli presents a collection of 99 thinking errors that we are all prone to, such as confirmation bias, hindsight bias, and the sunk cost fallacy. This book offers practical advice on how to avoid these thinking traps and make better decisions. With clear explanations and real-life examples, it provides valuable insights into the psychology of reasoning and decision-making.