Imogene King was a pioneer of nursing theory development. Her interacting systems theory of nursing and her theory of goal attainment have been included in every major nursing theory text. Wikipedia
Nursing process is defined as dynamic interpersonal process between nurse, client and health care system.
Postulated the Goal Attainment Theory. She described nursing as a helping profession that assists individuals and groups in society to attain, maintain, and restore health. If is this not possible, nurses help individuals die with dignity.
In addition, King viewed nursing as an interaction process between client and nurse whereby during perceiving, setting goals, and acting on them transactions occurred and goals are achieved.