John Fernandez, our helpiest helper, has charge of all the box-stalls, and he certainly does clean them thoroughly; from morning till night he stays with the job until he gets through when he says its through there is no earthly use of investigating, for it is.
Source: wiktionary
Social work clinicians and professors flocked there in droves to discuss the vagaries of human behavior, the latest fashions in intervention, the subtle impact of social policy on human well-being, and the ways social workers might influence both behavior and policy to produce a happier, "helpier" society.
Source: wiktionary