Dr. Chappell is the Senior Vice President of Accreditation, Certification, Measurement, the Institute for Credentialing Research and Quality Management, and Advanced Practice Initiatives at the American Nurses Credentialing Center. She is responsible for certification of individual registered nurses (RNs) and advanced practice registered nurses (APRNs); and development of board certification examinations. She is responsible for the accreditation of organizations that provide continuing nursing education and interprofessional continuing education; and for accreditation of residency and fellowship programs for RNs and APRNs. She directs the Institute for Credentialing Research, analyzing outcomes related to credentialing, and the quality management department. She also leads the Advanced Practice Initiatives department. She holds a baccalaureate in nursing with distinction from the University of Virginia, a master of science in advanced clinical nursing, and a doctorate in nursing from George Mason University. She is a Fellow in the American Academy of Nursing and a Distinguished Scholar & Fellow in the National Academies of Practice.