This invaluable resource presents more than 60 of the most widely read and frequently cited articles that reflect seminal, current, and futurist thinking and perspectives on nursing theory. Classic and contemporary articles from many of the great leaders in nursing over the past forty years serve to clarify and amplify the historic and current debates in the field. Forty new articles on the cutting-edge of today's current and future trends have replaced older articles in this Fourth Edition. The content has been reorganized by chronology and theme for ease-of-use and quick reference.