Psychiatry and Psychosomatic Medicine are concerned with medical conditions affecting brain, mind and behaviour in manifold ways. Traditional approaches have focused on a restricted array of potential causes of psychiatric and psychosomatic conditions - including adverse experiences such as trauma, neglect or abuse, genetic vulnerability and epigenetic regulation of gene expression. Whilst essential for the understanding of mental disorders, these approaches have disregarded important questions such as why the human mind is vulnerable to dysfunction at all.

The Textbook of Evolutionary...