Even when we use "work" to refer only to those activities performed in exchange of wages and compensation, we find an assorted and distinct range of meanings. "Work" can suggest a job, profession, career, trade, labor, occu¬pation, vocation, or a calling. In an important study of American culture and values, sociologist Robert Bellah and his co-authors of Habits of the Heart offer some insightful observations concerning various meanings of work and their relations. The authors distinguish between a job, a career, and a calling. Each is distinguished by the degree to which the identity of the person filling the role is determined by the role itself.