Bro. David Miller, an active member of Tumbling Shoals Baptist Church, is the president and founder of Line upon Line Ministries in Heber Springs AR. Bro. David suffers from a degenerative muscular disease called peroneal muscular atrophy, however, he remains one of the most powerful preachers today – from his wheel chair. It has been said about David Miller that although he is forced to sit down in his wheel chair to preach these days, he still stands head and shoulders above most preachers in our present day.