Dawna Markova, Ph.D., is the CEO emeritus of Professional Thinking Partners, an organization that teaches collaborative thinking to CEOs and senior executives around the world. Internationally known for her research in the fields of learning and perception, she is a former senior affiliate of the Society for Organizational Learning, originated at MIT's Sloan School of Management, and the co-author of the international bestseller Random Acts of Kindness. She lives in Hawaii.

Angie McArthur is the CEO of Professional Thinking Partners and co-founder of SmartWired and the Smart Parenting Revolution, organizations dedicated to helping youths and the adults who support them. As an expert in communication and learning styles, she has developed strategies for authors, corporations, CEOs, and the ongoing Executive Champions' Workshop. She also spearheaded the Worldwide Women's Web, a 2001 research initiative to support developing and retaining women in corporate leadership roles. She lives in Park City, Utah.