Prof. Sven Barnow is a psychologist, psychotherapist and supervisor/coach. He heads the Professorship for Clinical Psychology and Psychotherapy and the Clinic at Heidelberg University. He has been dealing with emotions, the regulation of emotions and their meaning for physical and mental health for many years, and has been focussing intensely on borderline syndrome. In addition, a number of photos appear in the book Therapie wirkt (Therapy works - Springer Verlag, 2012). His latest book dedicated to the psychology of photography was published by dpunkt Verlag in September, 2015.