About the book: 2016 / Wilder Penfield (1891–1976) is one of the most original neurosurgeons of his time, who determined the methodology of this area of ​​medicine for many years. The doctor, whom his contemporaries even called “the greatest of all Canadians,” devoted years to studying the current processes in the brain - in an attempt to explain the phenomenon of human consciousness, the human soul. Reflections on this topic and the conclusions reached by a practicing doctor and scientist based on the results of many studies, being unique, do not lose relevance to this day. The author, citing purely scientific facts, talks about hallucinations and déjà vu, shares his experience of communicating with his patients, for of whom he also acted as a psychologist and psychiatrist.