Shane J. Lopez, PhD (deceased), was a Gallup Senior Scientist and Research Director of the Clifton Strengths Institute. Dr. Lopez published more than 100 articles and chapters and 10 books in addition to Positive Psychology: The Scientific and Practical Explorations of Human Strengths. These include Making Hope Happen, his first trade book; The Oxford Handbook of Positive Psychology (with C. R. Snyder); Positive Psychological Assessment: A Handbook of Models and Measures (with C. R. Snyder); Positive Psychology: Exploring the Best in People; The Encyclopedia of Positive Psychology; and The Psychology of Courage: Modern Research on an Ancient Virtue (with Cynthia Pury). Dr. Lopez was a fellow of the American Psychological Association and of the International Positive Psychology Association. A professor at the University of Kansas in both the Schools of Education and Business for more than a decade, he passed away on July 23, 2016.