John Fraser, Ph.D. AIA is a conservation psychologist who has dedicated over 30 years to exploring the role of zoos and aquariums in society. He is President & CEO of Knology, a past president of the Society for Environment, Population, and Conservation Psychology, Editor of Curator: the Museum Journal, and editor of this book series.Joe E. Heimlich, Ph.D. is Sr. Director for Research for the Center of Science and Industry (COSI) and a researcher in COSI’s Center for Research and Evaluation where he studies informal learning in zoos, nature centers, science centers, and other museums. He is also Professor Emeritus with Ohio State University. Kelly Riedinger, Ph.D. is a Senior Researcher and program lead in informal, K-12 and connected learning for the STEM Research Center at Oregon State. Kelly has been involved in the zoo/aquarium field as a practitioner, researcher and evaluator for 20 years.