Troy E. Batterton, PharmD, a pharmacist at Lakeland Regional Medical Central, and Dean Sandifer, MD, an internist, both practicing at Lakeland Regional Medical Center in Lakeland, Florida.

Pratik Pandharipande, MD, FCCM, is an assistant professor of anesthesiology at Vanderbilt University Medical Center in Nashville, Tennessee.

Samuel A. Tisherman, MD, is a professor of critical care medicine and surgery at the University of Pittsburgh Medical Center in Pennsylvania, and director of critical care fellowship at the University of Pittsburgh.

Babak Sarani, MD, is a trauma surgeon and an assistant professor of surgery at the University of Pennsylvania.

Craig Coopersmith, MD, FCCM, is a professor of surgery at Emory University School of Medicine in Atlanta, Georgia.

Marin H. Kollef, MD, is lead author of an article published in the March 2011 Critical Care Medicine.

Kathleen A. Puntillo, RN, DNSc, is the lead author of an article published in the November 2010 Critical Care Medicine.

Ravi Thiagarajan, MD, MBBS, MPH, discusses his article published in the January Pediatric Critical Care Medicine.

George A. Sample, MD, is a senior attending in critical care at Washington Hospital Center in Washington, DC.

Jerry J. Zimmerman, MD, PhD, FCCM, discusses his article published in the January Pediatric Critical Care Medicine