To define knowledge management, we have to look at the two parts of that make up the term separately. A- Knowledge Knowledge is part of the hierarchy made up of data, information, knowledge and wisdom . Data are raw facts. Information is facts with context and perspective. Knowledge is information with guidance for action.
Wisdom is understanding which knowledge to use for what purpose.
B- Management Management is part of another hierarchy that includes supervision, management and leadership . Supervision is dealing with individual tasks and people. And it works at the operational level of an organization or sub-unit. Management is dealing with groups and priorities at the tactical level. Leadership is dealing with purpose and change at the strategic level.