Giving Circles often inquire about how to more effectively manage leadership transition.  See recent comments (lower left menu) on this subject.  Leadership transition can pertain to either the Giving Circle's Board members (sometimes referred to as leadership or "guiding" circle members).  In a larger circle, it can also pertain to committee chairpersons (which sometimes are known as the leaders of other "leadership circles" within that Giving Circle. These might include leaders of a "service circle" (that manages volunteer activities), a "grant making circle", etc.  One recommendation to ensure continuity of leadership is to overlap leaders (with a future leader serving as a co-chair or vice-chair first, so there can be a transfer of knowledge and expertise before the new leader assumes responsibility for an area.