sherry scottChicago's Gagen MacDonald has elevated Sherry Scott to president to take the reins from Maril Gagen MacDonald, who remains founder and CEO of the 18-year-old firm.

Scott has been with the firm since the beginning, joining after stints at FleishmanHillard and Navistar International, and leads its communications practice. She was most recently COO.

MacDonald said Scott's new role lets the firm further integrate the talents of its team. MacDonald added that she will continue to focus on client assignments and strategy for the firm.

GM specializes in internal communications and organizational change.