She completed her master’s degree in nursing in the primary care pediatric nurse practitioner program at the University of Pennsylvania. She is a board certified primary care pediatric nurse practitioner and maintains a clinical practice. Her experiences have included working in and coordinating a nurse managed health center which provided health care to underserved children. Ms. Gresko is a child care health consultant and has provided technical assistance and professional development to early learning staff for health and safety topics. She has worked at both the local and national levels as president of the Pennsylvania Delaware Valley Chapter of the National Association of Pediatric Nurse Practitioners (NAPNAP) to promote the work of nurse practitioners and improve health outcomes for children. She is president of the Kappa Chi Chapter of Sigma Theta Tau International.