Some individuals can cope with stress ¡ª from the extremes of battle to the pressures of modern life ¡ª with no apparent ill effects. Others in similar situations will develop serious mental illness. The efforts of neuroscientists to track down the elusive links between life experience and mental illness are the focus of a series of articles in this week¡¯s Nature. Cover: Paddy Mills

 ·µ»ØСľ³æ²é¿´¸ü¶à