Tania Singer is the scientific head of the Social Neuroscience Lab of the Max Planck Society in Berlin. After doing her PhD in Psychology at the Max Planck Institute for Human Development in Berlin, she became a Post-doctoral Fellow at the same institution, at the...

Thierry Janssen is a doctor of medicine, a surgeon who has become a psychotherapist (a function he prefers to call psycho-spiritual accompaniment). He is the author of several books devoted to a global approach to the human being, to the development of what is called...