Explanation:

Human resource planning is a process that identifies current and future human resources needs for an organization to achieve its goals. Human resource planning should serve as a link between human resource management and the overall strategic plan of an organization. Ageing workers population in most western countries and growing demands for qualified workers in developing economies have underscored the importance of effective human resource planning.

As defined by Bulla and Scott, human resource planning is 'the process for ensuring that the human resource requirements of an organization are identified and plans are made for satisfying those requirements'. Reilly defined (workforce planning) as: 'A process in which an organization attempts to estimate the demand for labour and evaluate the size, nature and sources of supply which will be required to meet the demand.