Our denomination uses the term "rostered leader" to describe a role we occupy, which includes deacons, pastors, and other people who have a specific call to a specialized sort of ministry. The toon below illustrates what happens when I read too quickly and am a bit bleary eyed....

"Actually the term is r-o-s-t-e-r-e-d leader"

As you can see, sometimes as little as an extra letter or a quick misread can send bartster's little brain and pencil dashing off along some tangent or other.