By Michael C. Mack A cultural and economic storm threatens many small and midsize churches. “Unless we respond to this coming tsunami,” says Karl Vaters, pastor of Cornerstone Christian Fellowship in Fountain Valley, California, “churches like mine will soon be as rare as printed newspapers, landline phones, and brick-and-mortar bookstores.” Especially churches in large metropolitan areas with a mortgage and a pastor”™s salary to pay, will start to disappear over the next couple of decades, says Vaters in the fall 2015 issue of Leadership Journal. Cornerstone has experienced a turnaround in attendance, number of volunteers, and ministry over the past