Todd Kashdan is a recognised authority on personality, wellbeing and social relationships. He has published more than 150 scholarly articles and trains professionals to become emotionally and socially agile. He has been honored with the Faculty Member of the Year at George Mason University and the 2013 Distinguished Scientific Early Career Award from the American Psychological Association. His work has been featured in several media outlets, including the New York Times and the Washington Post.

Robert Biswas-Diener is a world expert on positive psychology. He has published more than 40 scholarly articles, has trained thousands of professionals on six continents, and sits on the editorial boards of the Journal of Happiness Studies and the Journal of Positive Psychology.