William Tierney, Professor of Medicine and Senior Investigator at the Regenstrief Institute (sitting), and Clement McDonald, Distinguished Professor of Medicine and Co-Director of the Regenstrief Institute, both from the School of Medicine, at a physician's workstation where doctors write all their orders for inpatients. In a recent study, this system saved an average of $900 per stay for each individual hospitalized, as well as shortened the length of stay for patients by one day.