All effective communications depends on the core skills at the center of the spiral.
they also need to expand their skills to include those needed to lead and manage groups, such skills as emotional intelligence, cultural literacy, listening, managing teams and meetings, and coaching and mentoring. Eventually, particularly when they move into the higher-levels of organizational leadership
they will need to develop the capabilities in the outer circle, the corporate communication skills – employee relations, change communication, media relations, crisis communication, and image and reputation management. Leadership Communication: A communication Approach for Senior-Level Managers by Deborah J. Barrett, Ph.D. Handbook of Business Strategy Emerald Group Publishing, 2006. Pages 385-390