Susan Greenfield

The most intriguing function of the human brain is to generate an inner world of feeling: emotions. Greenfield shows how both positive and negative emotions are with us all the time, but varying in degree. At the extreme she suggests that these entail an abrogation of a sense of self, the individual mind. She looks at what might actually be happening in the brain when you 'lose your mind', 'blow your mind' or 'let yourself go'.