Maged A. Tanios, MD, discusses his article, "A randomized, controlled trial of the role of weaning: Predictors in clinical decision making," from the October issue of Critical Care Medicine. Dr. Tanios is the director of the ICU at St. Mary Medical Center and assistant professor of medicine at the University of California, Los Angeles School of Medicine. (Crit. Care Med. 34(10):2530-2535, October 2006)