This essay provides an overview of Patricia Benner's "From Novice to Expert" theory, which describes the development of nursing skills and knowledge over time. It details the five stages: novice, advanced beginner, competent, proficient, and expert, highlighting the increasing reliance on experience and intuitive understanding at each level. The essay discusses the significance of the theory, including its use in reflecting on skills, understanding knowledge gaps, and guiding the development of new nurses. It analyzes four articles that support the theory and its application in simulation, transition to practice, clinical practice, education, and research. The essay explores the impact of Benner's theory on nursing education, practice, and the understanding of expertise within the profession, emphasizing the importance of experience and holistic patient care.