This presentation provides a comprehensive overview of Patricia Benner's theory of novice to expert in nursing, a framework that outlines the stages of skill acquisition from novice to expert. It details the five levels: novice, advanced beginner, competent, proficient, and expert, explaining the characteristics and competencies associated with each stage. The presentation highlights how nurses progress through these stages, developing their skills and decision-making abilities over time. It discusses the theory's application in nursing education, clinical practice, and the development of mentorship programs, emphasizing its importance in fostering effective and responsible nursing care. The presentation also includes research findings and arguments supporting the theory's relevance and effectiveness in the field of nursing, while also acknowledging the importance of understanding nursing theories for the proper application of Benner’s theory.