Dr. Chalapathy Venkatesan is the Chief Quality and Safety Officer, and Kathy Helak is the Assistant Vice President for Patient Safety at Inova Health System. We spoke to them about Safety-II principles and their application at Inova.

Thomas J. Nasca, MD, is the executive director and chief executive officer of the Accreditation Council for Graduate Medical Education (ACGME). Prior to joining the ACGME in 2007, Dr. Nasca, a nephrologist, was dean of Jefferson Medical College and Senior Vice President for Academic Affairs of Thomas Jefferson University. We asked him to speak with us about the role of the ACGME in patient safety.

Christopher P. Landrigan, MD, MPH, of Brigham and Women's Hospital has performed key studies on how sleep deprivation affects clinicians and strategies to mitigate such fatigue to improve patient safety, including seminal articles published in the New England Journal of Medicine in 2004 and 2010.

Carole Stockmeier, MHA, BS, is the Senior Vice President of Safety and Reliability Solutions at Press Ganey, with over 20 years of experience in safety science and high reliability organizations. We spoke to her about zero harm and patient safety.

Eric Thomas, MD, MPH, is the Director of the University of Texas Houston Memorial Hermann Center for Healthcare Quality and Safety and is Associate Dean for Healthcare Quality. We spoke to him about zero harm and patient safety.

Richard Ricciardi is the associate dean for clinical practice and community engagement and the executive director of the Center for Health Policy and Media Engagement at the George Washington University. He has served as the director of the Division of Practice Improvement and senior advisor for nursing at AHRQ, and he maintains a part-time clinical practice at Mercy Health Clinic. We spoke to him on patient safety in office-based settings.