The book “The Brain, Are You Sleeping? 14 Stories That Will Open the Door to the Nightlife of Our Most Mysterious Organ” by Guy Lesciner is a fascinating and cognitive journey into the world of the human brain that will make you look at your own neurophysiology from a new perspective. In this work, the author masterfully combines scientific facts and exciting stories, creating a unique narrative that not only informs, but also entertains. Each of the fourteen stories in the book is a separate look at different aspects of the brain at night. Lesciner explores how our brains process information during sleep, what mechanisms activate when we dream, and how nighttime experiences can affect our waking state. The author is not afraid to ask provocative questions : what happens to our consciousness when we disconnect from the outside world? How do dreams shape our emotions and behavior? These and many other aspects make the book especially interesting for readers seeking to understand not only their psyche, but also the nature of human existence as a whole. The book will be especially interesting for those who are fond of psychology, neuroscience and philosophy. It is suitable for both students studying these disciplines and a wide audience who want to deepen their knowledge of brain work. If you have ever wondered how dreams affect your life or how the brain copes with information, this book will be a real find for you. Lesciner skillfully balances between scientific rigor and accessibility, which makes his work understandable and fascinating for everyone. The topics raised in the book cover a wide range of issues, from the nature of dreams and their role in our lives to the effects of sleep on health and productivity. Lesciner raises important questions about how a lack of sleep can affect our behavior and perception of the world. It also touches on the subject of dreams as forms of self-expression and their connection with our inner world. These reflections make the book not only interesting, but also relevant in light of current research on health and well-being. Guy Lesciner's style can be described as lively and interactive. He masterfully uses metaphors and vivid images, which allows the reader not only to assimilate information, but also to immerse himself in the world he describes. Lesciner is known for his other works, such as How We Think and The World We Create, where he also explores complex topics related to human consciousness and perception. His ability to explain complex scientific concepts in simple and accessible language makes his works real bestsellers. “The brain, are you asleep?” is not just a book about science; it is an invitation to reflect on how we perceive the world and ourselves in it. It makes us think about what happens in our minds when we disconnect from reality, and how it affects our lives. If you are looking for inspiration, new knowledge and interesting ideas about how your brain works, this book will be your faithful companion in nightly reflections. Do not miss the opportunity to discover the secrets of your most mysterious organ and find out what happens in your brain when you sleep. "The Brain, Are You Sleeping?" is a book that can change your perception of sleep and dreams, and maybe even your life.