Human experience does not come divided up into categories such as biological, psychological, social, cultural, or economic. These words rather reflect the domains of separate academic disciplines organized in different academic departments, the result of an historical process dating from the end of the nineteenth century and the breaking up of “philosophy” into the fields of study we recognize today. Relations between the disciplines claiming these various dimensions of human life as their own field of study have varied over the course of the last century. By and large, the trend has been for the various disciplines, and their institutional organizations, to have narrowed their focus and excluded contacts with other disciplines. This is of course partly due to the fact that there is only so much one scholar can master in a lifetime, the current range and volume of the literature in each discipline now exceeding the ability of any one person to absorb it. But it is also a matter of turf-guarding and a belief on the part