The terms and the practices of psychology are more and more often used in the work sphere to define and manage the difficulties encountered by employees. For critical observers, this psychologization translates the managerial attempt to exploit the contemporary tendencies towards narcissism and a desire to thrive all while maintaining a subtle form of domination. The quick presentation of the three case studies (nurses, police officers and bus drivers) makes it possible to show that, far from corresponding to a single diagram, the recourse to psychology is socially constructed in an always-specific way.