It is through these functions that strategy is implemented and value activities are performed. These functions include Finance, HR & Training, IT Management, Marketing and Sales. Developing competence in these functions is therefore just as critical as developing competence in leadership, management or strategy.
1 Vitiligo is a disease in which the pigment cells of the skin, melanocytes, are destroyed in certain areas. 2  Vitiligo results in depigmented, or white, patches of skin in any location on the body. 3  Vitiligo can be focal and localized to one area, or it may affect several different areas on the body.
The cause is not known. Vitiligo may be an autoimmune disease. These diseases happen when your immune system mistakenly attacks some part of your own body. In vitiligo, the immune system may destroy the melanocytes in the skin.It is also possible that one or more genes may make a person more likely to get the disorder. Some researchers think that the melanocytes destroy themselves. Others think that a single event such as sunburn or emotional distress can cause vitiligo.he disorder affects all races and both sexes equally, however, it is more noticeable in people with dark skin. People with certain autoimmune diseases (such as hyperthyroidism) are more likely to get vitiligo than people who donât have any autoimmune diseases.