Entirely--to its members and to the working class. It has not and never will be responsible in the sense used by employers in praising other unions--a tamed, house-broken division of labor which is responsible to the boss for restraining its own members from injuring him.
The IWW does not sell out its membership. It does not betray the interests of labor. It is responsible only to the working class.
The IWW has been called red but it has never been called yellow.