Human Resources Management Role

The primary function of human resource management is to increase the effectiveness and contribution of employees in the attainment of organizational goals and objectives. Consider all the areas of HRM that have been discussed in class:
Reflective Paper in which you explain how these aspects work together to perform that primary function. Are any aspects more important than the others? Why or why not? How do you believe the HRM role can be optimized for shaping organizational and employee behavior?