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Note added at 9 mins (2016-05-24 18:35:14 GMT)
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"Barnevik reasoned that the only way in which he could achieve ABB's
objectives was, first, to create a critical mass of other leaders who shared his vision
and, second, for them to lead the required changes by, in turn, creating yet more
leaders who would then cascade the behavior required for success right down to the
front line. He understood that he would need leaders at each level of the organization.."
Leadership A to Z - US Department of Education
http://files.eric.ed.gov/fulltext/ED458690.pdf
by J O'Toole - ‎1999