from crisis comes opportunity,as the saying goes. And there is no greater way of seizing an opportunity than controlling the crisis. Savvy and cynical political operatives have learned not only how to exploit troubled times, but how to create them. The model example is arguably Gonzalo "Goni" sanchez de Lozada's use of US coonsultancy firm Greenbreg Carville Shrum in his 2002 campaign to return from the political wilderness to win asocond term as