This report delves into the crucial aspects of human resource management, focusing on the development of individual, team, and organizational performance, with ASDA as a case study. It begins by identifying essential knowledge, skills, and behaviors (KSB) required by HR professionals, emphasizing the importance of working with various departments, promoting equality, managing performance, handling grievances, and planning training. The report then evaluates a personal skills audit of an employee, Jane Cambridge, to determine her training and development needs, and proposes a professional development plan. Furthermore, it contrasts organizational and individual learning, training, and development, referencing Kolb's learning theory. The report concludes by discussing the importance of continuous learning and professional development for sustainable business performance, and effective use of high-performance working (HPW) framework and performance management models to support high-performance culture.