Sarah Allison at the blackboard, teaching the self-care deficit nursing theory to students around 1970. A foundation was established in 2000 in Allison’s honor to promote the development and formalization of the practical science of nursing based on Dorothea Orem’s theories, including self-care deficit nursing, considered the basis for the advancement of both nursing knowledge and nursing as a profession. PHOTO COURTESY OF ALAN MASON CHESNEY MEDICAL ARCHIVES
