exist. At the same time, he was aware that he was thinking, and he was able to contemplate his own thoughts. Scientists call this reflection on one’s own thinking “metacognition” – a skill that so-called lucid dreamers have, as well. Elisa Filevich and Simone Kühn at the Max Planck Institute for Human Development in Berlin are studying which brain regions are particularly pronounced in lucid dr...

Recent studies suggest that lucid dreaming (awareness of dreaming while dreaming) might be associated with increased brain activity over frontal regions during rapid eye movement (REM) sleep. By applying transcranial direct current stimulation (tDCS), we aimed to manipulate the activation of the dorsolateral prefrontal cortex (DLPFC) during REM sleep to increase dream lucidity. Nineteen partici...

Dream lucidity, or being aware that one is dreaming while dreaming, not an all-or-none phenomenon. Often, subjects report some variant of “a little lucid” as opposed to completely at all. As recent neuroimaging work begins elucidate the neural underpinnings lucid experience, understanding subtle phenomenological variation within dreams essential. Here, we focus on variability experience by aski...

in May, 1950, is a masterpiece of lucidity. From an amount of material " at first sight overwhelming ", there has emerged a clear, concise and extremely readable and interesting account of the present position of children and the cinema. From this two points stand out above the rest : the large number of children affected and the importance of the cinema in many of their lives. Statistical tabl...

TIONS -By Carl Georgk Langs and Wiluam James. Williams and Wilkin s Co. Baltimore. 1922. 4 dollars. 135 pp. This well-got-up and well-edited volume contains a reprint of William James' article on " What is an Emotion ? " in Mind, for 1884, chapter 25 on " The Emotions from his Principles of Psychology " and a new translation of Eange's uUcbcy GcwutJisbczvcgungcH, The organic theory of the emoti...

and will appeal to the lay public: but it also contains much wisdom for the general practitioner and for the psychiatrist. He sets out to survey the whole field of psychiatry, so that great clinical detail is obviously impossible: nevertheless there is ample compensation for the lack of this in the lucidity of Dr. Culpin's style and his refreshing commonsense approach. An interesting and welcom...

The Surgical Clinics of John B. Murphy, M.D., at the Mercy ?M.ospital, Chicago.? Published by W. B. Saunders & Co. This first number ot the second volume of clinical lectures maintains the reputation of a series that bids fair to become classical. Lucidity of thought and expression, terseness, dogmatism of teaching, and a certain trans-atlantic quaintness, make each one of these lectures profit...