Priest, presbyter, bishop, overseer, elder, deacon--what do these terms really mean? How did they evolve from the earliest days of Christianity to what we now know as bishops, priests, and deacons? How do they relate to the "priesthood of all the baptized"--and indeed, which is "higher," the latter or the ordained priesthood? Renowned Dominican theologian Jean-Pierre Torrell provides a thoughtful and thought-provoking discussion of these and other...