Author

Joanna Schaffhausen

The Day His World Stood Still: The Strange Story of “H.M.”

When twenty-seven year old Henry M. entered the hospital in 1953 for radical brain surgery that was supposed to cure his epilepsy, he was hopeful that the procedure would change his life for the better. Instead, it trapped him in… Continue Reading →

Is It Just Me, Or Is It Scary In Here? An Insider’s View On Anxiety Disorders

Fear is normally a healthy emotion that helps keep us from danger, but for some people it becomes an unmanageable force that consumes their every waking hour. I know because it happened to me when I was fourteen and suffered… Continue Reading →

Embryological Development

In the Beginning All human beings begin life as a fertilized egg, called a zygote, which is a single cell about one-fifth the size of the period at the end of this sentence. By adulthood, the human body has grown… Continue Reading →

The Sleeping Brain

We spend 1/3 of our lives asleep, and most people treat it as a highly enjoyable activity. We speak gleefully of “sleeping in on Sunday,” and parents of newborn infants often talk of sleep the way a man lost in… Continue Reading →

The Dreaming Brain

From a subjective viewpoint, it can be difficult to believe that dreams have any deep meaning. One of my most memorable dreams involved the actor Tom Selleck, a sea monster and a talking duck. If this was supposed to be… Continue Reading →

The Pleasure Principle: Connections between Reward and Learning

For centuries, scientists and philosophers alike have tried to understand why human beings consistently make choices that are not in our best interests. For example, the serious health risks from smoking are well known, but that does not stop millions… Continue Reading →

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