The Essentials Click on the hyperlink below to explore The Essentials. Use The Essentials as a reference for completing Unit 1 Discussion: The Essentials: Core Competencies for Professional Nursing Education The American Association of Colleges of Nursing (AACN) has implemented a new standard and outline for training registered nurses, advanced practice nurses, and nurse specialists. The Essentials: Core Competencies for Professional Nursing Education, which defines competency requirements for baccalaureate and graduate nursing programs Please select one of the domains and discuss how it impacts you as a nursing student