Initially, a U.S. Army pediatric nurses and a charge nurse in a pediatric hospital, Diana took her law degree from Boston University. For more than 10 years, she has served as member, Board of Directors, TAANA and from 1995-1997 sat on the editorial board for Journal of Nursing Law. She presents nationally and has written for professional nursing and law journals and textbooks. She represented TAANA and ANA as amicus curaie before the United States Supreme Court in the landmark case, Cruzan vs. State of Missouri, which addressed the issues of patient-self-determination and end-of-life decision making. She has published numerous appellate decisions on issues in malpractice law and other civil litigation issues.