Churches stop growing or they plateau for several reasons, too many for one blog post. So I’m tackling them in a series of posts featuring growth barriers for churches I have encountered during years of strategic consulting. I’m calling these posts “Churches Won’t Grow When.”  While some of the issues that keep churches from growing can be classified as communication barriers, in my experience, the most debilitating ones are leadership and systematic mistakes that will derail growth or even kill a congregation. Interestingly, these apply to business and ministries as well. Your church will stop growing when its leader put his or her interests before what’s best for the congregation. I call it the superstar syndrome. I have seen this one play out time and time again. These are gifted communicators who are able to draw large crowds but can never get past making personal sacrifices for the sake of…