Much like his namesake, Winston Churchill, leadership comes naturally to Winston Howell. As the head of the Tallahassee-based accounting firm Thomas Howell Ferguson P.A., which includes more than 70 accounting professionals and a large support staff, Howell’s leadership style is described as effective, kind, fair and sometimes intense. “I think I get the best out of people,” Howell, 60, says. “I don’t like mediocrity. I encourage (our staff members) to be their best.