1 This can happen when the arteries to the heart become thicker and harder from a buildup of plaque. 2  High blood pressure causes scarred arteries that fill up with plaque and become more prone to blood clots.
To commandeer is to take possession or control of something, or to take control of something for a military or law-enforcement purpose, or to make someone help you.
So what is leadership? DEFINITION: Leadership is a process of social influence, which maximizes the efforts of others, towards the achievement of a goal. Notice key elements of this definition: 1  Leadership stems from social influence, not authority or power. 2  Leadership requires others, and that implies they donât need to be âdirect reportsâ. 3  No mention of personality traits, attributes, or even a title; there are many styles, many paths, to effective leadership.