Gail Marcus has served as a member of our board of directors since March 2017. Ms. Marcus has served as a consultant and practice leader in the healthcare consulting practice of Exceptional Leaders International, a consulting company, since 2015, and as an Assistant Professor & Director of the Global Healthcare Management and Biomedical Informatics programs at the Massachusetts College of Pharmacy and Health Sciences since 2016. From 2012 to 2015, Ms. Marcus served as Chief Executive Officer and President of Calloway Laboratories, a provider of clinical toxicology laboratory services. Prior to that, Ms. Marcus held a variety of leadership roles with diagnostics, pharmacy benefit management and managed care companies. Ms. Marcus currently serves on the boards of directors of a private company and a non-profit organization, and sits on the Centers for Medicare & Medicaid Services Advisory Panel on Clinical Diagnostic Laboratory Tests. Our board of directors believes that Ms. Marcus is qualified to serve as a director based on her financial and managerial experience and service on other boards of directors. Ms. Marcus holds a Bachelor of Art degree in Spanish and Mathematics from Wesleyan University, an M.S.E. in Computer and Information Sciences from the University of Pennsylvania Moore School of Engineering, an M.B.A. from the Wharton School of the University of Pennsylvania, and is pursuing a Doctorate of Health Administration from the Medical University of South Carolina.