Julie Anne Cross, PhD, is a people performance expert. For more than 20 years she has trained and coached leaders, managers, and teams in business, government, and not-for-profit organizations. As the Impact Program Managing Partner in Stratagem International, LLC, she consults with the full spectrum of commercial to social entrepreneurs in enterprise development, effective leadership and management, and individual performance management. With her PhD in training and performance improvement, Cross has focused development research on validated leadership and management competencies at the level of the MBA. Her evidence-based research has resulted in the Impact Wheel, a model for leading change management based on MBA competencies incorporated in a process for driving effective change.