(Haas School of Business: Berkeley, CA) -- Successful senior leadership depends on the collective effectiveness of other leaders throughout the organizational hierarchy, according to a study paper, “How leadership matters: The effects of leaders’ alignment on strategy implementation” published in The Leadership Quarterly (February 2010). The research found that when leaders across levels of an organization consistently support a particular change initiative, the organization is likely to realize the performance benefits of the change more quickly and more completely than if less support consistency exists.

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