Ася Казанцева is the known scientific journalist, science popularizer, laureate of bonus "Enlightener (2014). Her third book is sanctified to the structure and cerebration, connections of нейробиологии and psychology, to "description of different experiments ancient and modern, that in totality form an idea that a brain is cognizable. An author, as usual, alludes to the serious scientific sources and in the brandname style tries to carry to the wide circle of readers there are main ideas: a brain - "our main working instrument is material, changeable and unhomogeneous, "and realization of these his properties is useful in everyday life.