Where there is data there are questions of ownership, leaks, and worries about misuse. When what’s at stake is data on our brains, the stakes are high. This book brings together philosophical analysis and neuroscientific insights to develop an account of ‘brain data’: what it is, how it is used, and how we ought to take care of it.Emerging trends in neuroscience appear to make mental activity legible, through sophisticated processing of signals recorded from the brain. This can include Artificial Intelligence (AI), with algorithms classifying brain signals for further processing. These...