Ecclesiastical ring gold, stone-set ring. Roman Catholic bishops traditionally have their episcopal ring set with an amethyst. Aside from the rings a bishop purchases or is given by others, his rings belong to the Church; he will have inherited the previous bishop's ring collection, which is held in trust. While all hierarchs are accorded the honor of being buried wearing a ring, all rings belonging to the Church will be returned to the Church upon the retirement or death of any hierarch. In a Decree of Pope Boniface IV (A.D. 610) it describes monks raised to the episcopal dignity as "anulo pontificali
Profession professions involve technical, specialized and highly skilled work often referred to as ""professional expertise."" Training for this work involves obtaining degrees and professional qualifications (see Licensure) without which entry to the profession is barred (occupational closure). Updating skills through continuing education is required through training. All professions have power. This power is used to control its own members, and also its area of expertise and interests. A profession tends to dominate, police and protect its area of expertise and the conduct of its members, and exercises a dominating influence over its entire field which means that professions can act monopolist,