There are no intermediaries. There are no controllers. Professionals manage themselves and their work. The traditional functions of a manager (planning, coordinating, controlling, staffing and directing) are pushed out to all participants in the organization, as opposed to a select few.
A model in which one cannot “blame the boss” requires both personal and professional maturity. Just because you don’t have boss, does not mean that you are without responsibility, control and discipline. These things continue to exist, but in a different way than we are used to.
They are not driven top-down from the organizational hierarchy. They are managed effectively among equals, side by side. Every player has power, therefore every player has the responsibility to do his job well.