1 Staff physician, Compensation and Pension and Ambulatory Care, VA Palo Alto Healthcare System, Palo Alto, California; Michael.Tierney@va.gov. Chief medical information officer, Lucile Packard Children's Hospital, and associate professor of clinical pediatrics, Stanford University School of Medicine, Palo Alto, California. Medical director of clinical informatics, Lucile Packard Children's Hospital, and assistant professor of clinical pediatrics, Stanford University School of Medicine, Palo Alto, California.