David A. Leopold is in the Section on Cognitive Neurophysiology and Imaging, National Institute of Mental Health, Bethseda, Maryland 20814, USA. In the 1930s, the neurosurgeon Wilder Penfield ...

The motor cortex homunculus is getting a makeover. New research has essentially redrawn the motor cortex and constitutes one of the most substantial shifts in our topographical knowledge of a sensory ...

The bizarre-looking ‘homunculus’ is one of neuroscience’s most fundamental diagrams. Found in countless textbooks, it depicts a deformed constellation of body parts mapped onto a narrow strip of the ...

Even before speaking in front of a large crowd, your palms may start to sweat, your heart may race, and your shoulders may tense up. Little is known about why this happens, and how mental states, like ...

In my first neuroscience course at Columbia University, I learned about the homunculus. This “little man” is depicted as an upside-down representation of the human body moving from toe to head in a ...