Daniel Goleman is the author of the international bestsellers Emotional Intelligence, Working with Emotional Intelligence, and Social Intelligence, and the co-author of the acclaimed business bestseller Primal Leadership.

His latest books are What Makes a Leader: Why Emotional Intelligence Matters and The Triple Focus: A New Approach to Education. He was a science reporter for the New York Times, was twice nominated for the Pulitzer Prize, and received the American Psychological Association's Lifetime Achievement Award for his media writing. He lives in Massachusetts.

Michael D. Watkins is the cofounder of Genesis Advisers, a Newton, Massachusetts-based leadership development firm specializing in transition acceleration programs and coaching.

He is the author of several books, including the bestselling The First 90 Days

Herminia Ibarra is an authority on leadership and career transitions. She is the Charles Handy Professor of Organizational Behavior at London Business School and is ranked among the top management thinkers in the world by Thinkers50.

She is a member of the World Economic Forum's Expert Network, a judge for the Financial Times Business Book of the Year Award, and a fellow of the British Academy. She is the author of the highly acclaimed book, Working Identity, and she writes regularly in leading publications, including Harvard Business Review, the Financial Times, the Wall Street Journal, and the New York Times.

Michael E. Porter is the Bishop William Lawrence University Professor at Harvard Business School. He was named a University Professor by Harvard's president in 2000. Porter is the author of nineteen books, including Competitive Strategy, Competitive Advantage, The Competitive Advantage of Nations, On Competition, and Redefining Health Care, as well as countless articles in both scholarly and nonscholarly publications. He lives in Boston.