A passionate advocate for frail older adults, her leadership as researcher and educator at the University of Pennsylvania School of Nursing brought about significant changes in standards of clinical practice in geriatric care, most notably, reduction in the use of physical restraints in hospitals and nursing homes. Author of more than 100 articles, books, and book chapters, and the recipient of numerous federal and foundation grants, she has spoken and consulted widely both nationally and internationally. In retirement, she chairs or serves on several boards of non-profit organizations devoted to enhancing the quality of life of vulnerable and underserved older adults in Philadelphia.