5. Intelligence. Leaders need to be intelligent enough to gather, synthesize, and interpret large amounts of information, and they need to be able to create visions, solve problems, and make correct decisions.
6. Job-relevant knowledge. Effective leaders have a high degree of knowledge about the company, industry, and technical matters. In-depth knowledge allows leaders to make well-informed decisions and to understand the implications of those decisions.
7. Extraversion. Leaders are energetic, lively people. They are sociable, assertive, and rarely silent or withdrawn.