Angela Sirigu

Altered awareness of voluntary action after damage to the parietal cortex.

Nature Neuroscience January 2004 Angela Sirigu, Elena Daprati, Sophie Ciancia et al.

A central question in the study of human behavior is the origin of willed action. EEG recordings of surface brain activity from human subjects performing a self-initiated movement show that the subjective experience of wanting to move follows, rather than precedes, the 'readiness potential'--an electrophysiological mark of motor preparation. This raises the issue of how conscious experience of...